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 y Graig-fawr showing contour plot for surrounding peak
WLS
Icon of location pin
217m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen y Graig-fawr

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

0
Ascents

Thumbnail image for Esgair Fraith [Aberystwyth to Welshpool] showing contour plot for surrounding peak
WLS
Icon of location pin
499m
Icon of vertical, double ended, arrow to symbolise height of mountain

Esgair Fraith [Aberystwyth to Welshpool]

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

0
Ascents

Thumbnail image for Coed Cefn [Llandovery to Monmouth] [SO427101] showing contour plot for surrounding peak
WLS
Icon of location pin
111m
Icon of vertical, double ended, arrow to symbolise height of mountain

Coed Cefn [Llandovery to Monmouth] [SO427101]

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

0
Ascents

Thumbnail image for Crug Gynon South Top showing contour plot for surrounding peak
WLS
Icon of location pin
490m
Icon of vertical, double ended, arrow to symbolise height of mountain

Crug Gynon South Top

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

0
Ascents

Thumbnail image for Mynydd Maes-glas (Mynydd Clywedog) showing contour plot for surrounding peak
WLS
Icon of location pin
532m
Icon of vertical, double ended, arrow to symbolise height of mountain

Mynydd Maes-glas (Mynydd Clywedog)

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

0
Ascents

Thumbnail image for Pentlepoir Hill showing contour plot for surrounding peak
WLS
Icon of location pin
102m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pentlepoir Hill

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

0
Ascents