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 Cefn-rhosan-fach showing contour plot for surrounding peak
WLS
Icon of location pin
251m
Icon of vertical, double ended, arrow to symbolise height of mountain

Cefn-rhosan-fach

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

0
Ascents

Thumbnail image for Y Bryn showing contour plot for surrounding peak
WLS
Icon of location pin
422m
Icon of vertical, double ended, arrow to symbolise height of mountain

Y Bryn

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

0
Ascents

Thumbnail image for Wenallt Fawr showing contour plot for surrounding peak
WLS
Icon of location pin
295m
Icon of vertical, double ended, arrow to symbolise height of mountain

Wenallt Fawr

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

0
Ascents

Thumbnail image for Pen Gwern-y-go showing contour plot for surrounding peak
WLS
Icon of location pin
239m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen Gwern-y-go

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

0
Ascents

Thumbnail image for Pen Cerrig-calch showing contour plot for surrounding peak
WLS
Icon of location pin
701m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen Cerrig-calch

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

0
Ascents

Thumbnail image for Foel Caethle showing contour plot for surrounding peak
WLS
Icon of location pin
169m
Icon of vertical, double ended, arrow to symbolise height of mountain

Foel Caethle

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

0
Ascents