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 Y Gyrn [Llandovery to Monmouth] showing contour plot for surrounding peak
WLS
Icon of location pin
619m
Icon of vertical, double ended, arrow to symbolise height of mountain

Y Gyrn [Llandovery to Monmouth]

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

0
Ascents

Thumbnail image for Penychain showing contour plot for surrounding peak
WLS
Icon of location pin
37m
Icon of vertical, double ended, arrow to symbolise height of mountain

Penychain

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

0
Ascents

Thumbnail image for Mounthill [Carmarthen to Vale of Neath] showing contour plot for surrounding peak
WLS
Icon of location pin
104m
Icon of vertical, double ended, arrow to symbolise height of mountain

Mounthill [Carmarthen to Vale of Neath]

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

0
Ascents

Thumbnail image for Buckland Hill [Llandovery to Monmouth] showing contour plot for surrounding peak
WLS
Icon of location pin
316m
Icon of vertical, double ended, arrow to symbolise height of mountain

Buckland Hill [Llandovery to Monmouth]

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

0
Ascents

Thumbnail image for Cefn Bach [South-West Wales] showing contour plot for surrounding peak
WLS
Icon of location pin
442m
Icon of vertical, double ended, arrow to symbolise height of mountain

Cefn Bach [South-West Wales]

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

0
Ascents

Thumbnail image for Cefn-gwyrch showing contour plot for surrounding peak
WLS
Icon of location pin
224m
Icon of vertical, double ended, arrow to symbolise height of mountain

Cefn-gwyrch

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

0
Ascents