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 Maesydderwen showing contour plot for surrounding peak
WLS
Icon of location pin
238m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen Maesydderwen

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

0
Ascents

Thumbnail image for Twyn y Gaer [Llandovery to Monmouth] [SO057353] showing contour plot for surrounding peak
WLS
Icon of location pin
375m
Icon of vertical, double ended, arrow to symbolise height of mountain

Twyn y Gaer [Llandovery to Monmouth] [SO057353]

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

0
Ascents

Thumbnail image for Cwmcynydd Bank East Top showing contour plot for surrounding peak
WLS
Icon of location pin
450m
Icon of vertical, double ended, arrow to symbolise height of mountain

Cwmcynydd Bank East Top

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

0
Ascents

Thumbnail image for Bryn Mawr [Aberystwyth to Welshpool] [SN763964] showing contour plot for surrounding peak
WLS
Icon of location pin
367m
Icon of vertical, double ended, arrow to symbolise height of mountain

Bryn Mawr [Aberystwyth to Welshpool] [SN763964]

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

0
Ascents

Thumbnail image for Rhos-crug showing contour plot for surrounding peak
WLS
Icon of location pin
508m
Icon of vertical, double ended, arrow to symbolise height of mountain

Rhos-crug

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

0
Ascents

Thumbnail image for Ffridd Bach (Moel-ddu West Top) showing contour plot for surrounding peak
WLS
Icon of location pin
534m
Icon of vertical, double ended, arrow to symbolise height of mountain

Ffridd Bach (Moel-ddu West Top)

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

0
Ascents