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 Mynydd y Gaer [Neath to Chepstow] [SS953858] showing contour plot for surrounding peak
WLS
Icon of location pin
295m
Icon of vertical, double ended, arrow to symbolise height of mountain

Mynydd y Gaer [Neath to Chepstow] [SS953858]

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

0
Ascents

Thumbnail image for Pen y Garn [South-West Wales] [SN314371] showing contour plot for surrounding peak
WLS
Icon of location pin
289m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen y Garn [South-West Wales] [SN314371]

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

0
Ascents

Thumbnail image for Caer Eini showing contour plot for surrounding peak
WLS
Icon of location pin
366m
Icon of vertical, double ended, arrow to symbolise height of mountain

Caer Eini

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

0
Ascents

Thumbnail image for Foel Goch [Snowdonia] showing contour plot for surrounding peak
WLS
Icon of location pin
605m
Icon of vertical, double ended, arrow to symbolise height of mountain

Foel Goch [Snowdonia]

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

0
Ascents

Thumbnail image for Banc y Gwmryn showing contour plot for surrounding peak
WLS
Icon of location pin
155m
Icon of vertical, double ended, arrow to symbolise height of mountain

Banc y Gwmryn

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

0
Ascents

Thumbnail image for Coed-y-pwll showing contour plot for surrounding peak
WLS
Icon of location pin
197m
Icon of vertical, double ended, arrow to symbolise height of mountain

Coed-y-pwll

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

0
Ascents