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 Tyddyn showing contour plot for surrounding peak
WLS
Icon of location pin
119m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen Tyddyn

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

0
Ascents

Thumbnail image for Bryn Tirion showing contour plot for surrounding peak
WLS
Icon of location pin
242m
Icon of vertical, double ended, arrow to symbolise height of mountain

Bryn Tirion

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

0
Ascents

Thumbnail image for Pen-y-commin showing contour plot for surrounding peak
WLS
Icon of location pin
263m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen-y-commin

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

0
Ascents

Thumbnail image for Mynydd Dinas [South-West Wales] showing contour plot for surrounding peak
WLS
Icon of location pin
307m
Icon of vertical, double ended, arrow to symbolise height of mountain

Mynydd Dinas [South-West Wales]

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

0
Ascents

Thumbnail image for Moel Wnion showing contour plot for surrounding peak
WLS
Icon of location pin
580m
Icon of vertical, double ended, arrow to symbolise height of mountain

Moel Wnion

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

0
Ascents

Thumbnail image for Moel Gwynus showing contour plot for surrounding peak
WLS
Icon of location pin
236m
Icon of vertical, double ended, arrow to symbolise height of mountain

Moel Gwynus

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

0
Ascents