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 Tyn Llidiart showing contour plot for surrounding peak
WLS
Icon of location pin
150m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen Tyn Llidiart

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

0
Ascents

Thumbnail image for Ynys Meicel showing contour plot for surrounding peak
WLS
Icon of location pin
34m
Icon of vertical, double ended, arrow to symbolise height of mountain

Ynys Meicel

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

0
Ascents

Thumbnail image for Moelcerni showing contour plot for surrounding peak
WLS
Icon of location pin
137m
Icon of vertical, double ended, arrow to symbolise height of mountain

Moelcerni

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

0
Ascents

Thumbnail image for Upper Forest showing contour plot for surrounding peak
WLS
Icon of location pin
231m
Icon of vertical, double ended, arrow to symbolise height of mountain

Upper Forest

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

0
Ascents

Thumbnail image for Castelltinboeth showing contour plot for surrounding peak
WLS
Icon of location pin
406m
Icon of vertical, double ended, arrow to symbolise height of mountain

Castelltinboeth

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

0
Ascents

Thumbnail image for Pen Alltwen showing contour plot for surrounding peak
WLS
Icon of location pin
166m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen Alltwen

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

0
Ascents