duncan

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100 Contributions1,000 Contributions10,000 Contributions10 Posts100 Posts

Contributions

Posts

1 Day

158

7 Days

201

4 Weeks

833

All Time

11000

Current Streak

2

Longest Streak

6

Contributions Map

Contributions by Country

Country Contributions Between Climbers Crags Summits Climbs Ascents
1 USA 4245 9th July 2025 – 15th October 2026 78 21 0 107 277
2 United Kingdom 3650 7th July 2025 – 16th October 2026 152 190 0 81 256
3 Italy 500 12th July 2025 – 4th October 2026 6 15 0 14 34
4 Germany 232 11th August 2025 – 14th September 2026 13 8 0 6 4
5 Australia 219 11th August 2025 – 21st August 2026 7 8 0 10 9
6 France 203 12th July 2025 – 25th September 2026 12 26 0 10 4
7 Spain 193 12th July 2025 – 16th October 2026 3 23 0 8 7
8 Canada 163 11th July 2025 – 6th June 2026 3 3 0 3 7
9 Switzerland 149 7th July 2025 – 13th October 2026 2 4 0 4 16
10 New Zealand 146 10th February 2026 – 3rd April 2026 2 2 0 5 6

Recent Contributions

Date Time User Type Name Attribute
941 8th September 2026 08:44:35 UTC duncan climber Willo Welzenbach climber_name
Before
Wilo Welzenbach
After
Willo Welzenbach
942 8th September 2026 08:40:54 UTC duncan climber Willo Welzenbach notes_pretty
Before
<p>One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who developed the first ice piton. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat.</p> <h3>References</h3> <p>[1] <a href="https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877" rel="noopener noreferrer">https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877</a></p> <p>[2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder &amp; Stoughton. pp. 133–137</p> <p>[3] <a href="https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent" rel="noopener noreferrer">https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent</a></p>
After
<p>One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who was first to use ice pitons and developed his own crampons and bivi tent. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat.</p> <h3>References</h3> <p>[1] <a href="https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877" rel="noopener noreferrer">https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877</a></p> <p>[2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder &amp; Stoughton. pp. 133–137</p> <p>[3] <a href="https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent" rel="noopener noreferrer">https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent</a></p>
943 8th September 2026 08:40:54 UTC duncan climber Willo Welzenbach notes
Before
One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who developed the first ice piton. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat. ### References [1] [https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877](https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877) [2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder & Stoughton. pp. 133–137 [3] [https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent](https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent)
After
One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who was first to use ice pitons and developed his own crampons and bivi tent. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat. ### References [1] [https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877](https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877) [2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder & Stoughton. pp. 133–137 [3] [https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent](https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent)
Diff
--- before

+++ after

@@ -1,4 +1,4 @@

-One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who developed the first ice piton. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat.
+One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who was first to use ice pitons and developed his own crampons and bivi tent. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat.

### References
944 8th September 2026 08:38:27 UTC duncan climber Willo Welzenbach date_of_death_start
Before
0034-07-12
After
1934-07-12
945 8th September 2026 08:38:27 UTC duncan climber Willo Welzenbach date_of_death_end
Before
1834-07-13
After
1934-07-13
946 8th September 2026 08:38:27 UTC duncan climber Willo Welzenbach date_of_death_pretty
Before
12th July 0034-13th July 1834
After
12th-13th July 1934
947 8th September 2026 08:38:27 UTC duncan climber Willo Welzenbach age
Before
between -1866 and -66
After
33
948 8th September 2026 08:37:50 UTC duncan climber Willo Welzenbach age
Before
None
After
between -1866 and -66
949 8th September 2026 08:37:50 UTC duncan climber Willo Welzenbach notes_pretty
Before
<p>One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who developed the first ice piton. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat.</p> <h3>References</h3> <p>[1] <a href="https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877" rel="noopener noreferrer">https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877</a></p> <p>[2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder &amp; Stoughton. pp. 133–137</p>
After
<p>One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who developed the first ice piton. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat.</p> <h3>References</h3> <p>[1] <a href="https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877" rel="noopener noreferrer">https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877</a></p> <p>[2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder &amp; Stoughton. pp. 133–137</p> <p>[3] <a href="https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent" rel="noopener noreferrer">https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent</a></p>
950 8th September 2026 08:37:50 UTC duncan climber Willo Welzenbach notes
Before
One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who developed the first ice piton. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat. ### References [1] [https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877](https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877) [2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder & Stoughton. pp. 133–137
After
One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who developed the first ice piton. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat. ### References [1] [https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877](https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877) [2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder & Stoughton. pp. 133–137 [3] [https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent](https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent)
Diff
--- before

+++ after

@@ -6,4 +6,6 @@


[1] [https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877](https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877)

-[2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder & Stoughton. pp. 133–137
+[2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder & Stoughton. pp. 133–137
+
+[3] [https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent](https://www.deutsche-biographie.de/gnd118631144.html#ndbcontent)
951 8th September 2026 08:37:50 UTC duncan climber Willo Welzenbach date_of_death_start
Before
None
After
0034-07-12
952 8th September 2026 08:37:50 UTC duncan climber Willo Welzenbach date_of_birth_start
Before
None
After
1900-11-10
953 8th September 2026 08:37:50 UTC duncan climber Willo Welzenbach date_of_death_end
Before
None
After
1834-07-13
954 8th September 2026 08:37:50 UTC duncan climber Willo Welzenbach date_of_birth_end
Before
None
After
1900-11-10
955 8th September 2026 08:37:50 UTC duncan climber Willo Welzenbach date_of_birth_pretty
Before
After
10th Nov 1900
956 8th September 2026 08:37:50 UTC duncan climber Willo Welzenbach date_of_death_pretty
Before
After
12th July 0034-13th July 1834
957 8th September 2026 08:35:50 UTC duncan climber Willo Welzenbach notes
Before
One of the foremost German rock climbers and mountaineers of the interwar period.
After
One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who developed the first ice piton. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat. ### References [1] [https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877](https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877) [2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder & Stoughton. pp. 133–137
Diff
--- before

+++ after

@@ -1 +1,9 @@

-One of the foremost German rock climbers and mountaineers of the interwar period.
+One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who developed the first ice piton. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat.
+
+### References
+
+
+
+[1] [https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877](https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877)
+
+[2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder & Stoughton. pp. 133–137
958 8th September 2026 08:35:50 UTC duncan climber Willo Welzenbach notes_pretty
Before
<p>One of the foremost German rock climbers and mountaineers of the interwar period.</p>
After
<p>One of the foremost German rock climbers and mountaineers of the interwar period. "The father of modern ice climbing" [2] who developed the first ice piton. UIAA rock climbing grades were invented by Welzenbach as a I to VI scale, and it was only in the late 1960s that this was expanded to VII and harder. Welzenbach died on Nanga Parbat.</p> <h3>References</h3> <p>[1] <a href="https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877" rel="noopener noreferrer">https://www.alpinwiki.at/portal/navigation/erst-besteiger/erstbesteigerdetail.php?erstbesteiger=8877</a></p> <p>[2] Unsworth, W (1986). Savage Snows: Story of Mont Blanc. UK, Hodder &amp; Stoughton. pp. 133–137</p>
959 8th September 2026 08:26:06 UTC duncan climber Willo Welzenbach Other Name
Before
None
After
Wilhelm
960 8th September 2026 08:25:47 UTC duncan climber Willo Welzenbach notes
Before
None
After
One of the foremost German rock climbers and mountaineers of the interwar period.
Diff
--- before

+++ after

@@ -1 +1 @@

-
+One of the foremost German rock climbers and mountaineers of the interwar period.

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