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 Pen Coed-duon showing contour plot for surrounding peak
WLS
Icon of location pin
115m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen Coed-duon

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

0
Ascents

Thumbnail image for Pen Garth showing contour plot for surrounding peak
WLS
Icon of location pin
202m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen Garth

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

0
Ascents

Thumbnail image for Tarren Cwm-ffernol showing contour plot for surrounding peak
WLS
Icon of location pin
551m
Icon of vertical, double ended, arrow to symbolise height of mountain

Tarren Cwm-ffernol

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

0
Ascents

Thumbnail image for Pen Coed-Dolfonddu showing contour plot for surrounding peak
WLS
Icon of location pin
202m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen Coed-Dolfonddu

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

0
Ascents

Thumbnail image for Lan Lwyd showing contour plot for surrounding peak
WLS
Icon of location pin
447m
Icon of vertical, double ended, arrow to symbolise height of mountain

Lan Lwyd

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

0
Ascents

Thumbnail image for Pen Drefach showing contour plot for surrounding peak
WLS
Icon of location pin
209m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen Drefach

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

0
Ascents