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 Carn a' Choire Bhoidheach showing contour plot for surrounding peak
SCO
Icon of location pin
1110m
Icon of vertical, double ended, arrow to symbolise height of mountain

Carn a' Choire Bhoidheach

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

0
Ascents

Thumbnail image for Trillacott Hill showing contour plot for surrounding peak
ENG
Icon of location pin
152m
Icon of vertical, double ended, arrow to symbolise height of mountain

Trillacott Hill

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

0
Ascents

Thumbnail image for Beacon Hill [Northumberland] [NZ146914] showing contour plot for surrounding peak
ENG
Icon of location pin
195m
Icon of vertical, double ended, arrow to symbolise height of mountain

Beacon Hill [Northumberland] [NZ146914]

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

0
Ascents

Thumbnail image for Gamallt [South-West Wales] showing contour plot for surrounding peak
WLS
Icon of location pin
495m
Icon of vertical, double ended, arrow to symbolise height of mountain

Gamallt [South-West Wales]

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

0
Ascents

Thumbnail image for Stake Hill showing contour plot for surrounding peak
SCO
Icon of location pin
544m
Icon of vertical, double ended, arrow to symbolise height of mountain

Stake Hill

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

0
Ascents

Thumbnail image for Mynydd-y-briw showing contour plot for surrounding peak
WLS
Icon of location pin
341m
Icon of vertical, double ended, arrow to symbolise height of mountain

Mynydd-y-briw

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

0
Ascents