Ariel drone view of mountainous landscape with rolling clouds flowing over peak

Journal your hikes and share your adventures.

Bag peaks across the UK & Ireland, track your progress and see updates from Donder's growing community of hikers.

Donder's profile view available to users after sign-up, shows example user with progress tracking, hiking journal and user leaderboard

Thumbnail image for Great End showing contour plot for surrounding peak
ENG
Icon of location pin
910m
Icon of vertical, double ended, arrow to symbolise height of mountain

Great End

Icon of mountain used to symbolise the number of ascents made by users

0
Ascents

Thumbnail image for Mynydd Graig Goch showing contour plot for surrounding peak
WLS
Icon of location pin
610m
Icon of vertical, double ended, arrow to symbolise height of mountain

Mynydd Graig Goch

Icon of mountain used to symbolise the number of ascents made by users

0
Ascents

Thumbnail image for Great Knott showing contour plot for surrounding peak
ENG
Icon of location pin
695m
Icon of vertical, double ended, arrow to symbolise height of mountain

Great Knott

Icon of mountain used to symbolise the number of ascents made by users

0
Ascents

Thumbnail image for Tal y Fan showing contour plot for surrounding peak
WLS
Icon of location pin
610m
Icon of vertical, double ended, arrow to symbolise height of mountain

Tal y Fan

Icon of mountain used to symbolise the number of ascents made by users

0
Ascents

Thumbnail image for Helvellyn showing contour plot for surrounding peak
ENG
Icon of location pin
950m
Icon of vertical, double ended, arrow to symbolise height of mountain

Helvellyn

Icon of mountain used to symbolise the number of ascents made by users

0
Ascents

Thumbnail image for Gau Graig showing contour plot for surrounding peak
WLS
Icon of location pin
684m
Icon of vertical, double ended, arrow to symbolise height of mountain

Gau Graig

Icon of mountain used to symbolise the number of ascents made by users

0
Ascents