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 Swinge Hill showing contour plot for surrounding peak
ENG
Icon of location pin
174m
Icon of vertical, double ended, arrow to symbolise height of mountain

Swinge Hill

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

0
Ascents

Thumbnail image for Mornacott Hill showing contour plot for surrounding peak
ENG
Icon of location pin
246m
Icon of vertical, double ended, arrow to symbolise height of mountain

Mornacott Hill

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

0
Ascents

Thumbnail image for Black Sails showing contour plot for surrounding peak
ENG
Icon of location pin
745m
Icon of vertical, double ended, arrow to symbolise height of mountain

Black Sails

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

0
Ascents

Thumbnail image for Langdon Shaw (Sidcup) showing contour plot for surrounding peak
ENG
Icon of location pin
83m
Icon of vertical, double ended, arrow to symbolise height of mountain

Langdon Shaw (Sidcup)

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

0
Ascents

Thumbnail image for Croydon Hill showing contour plot for surrounding peak
ENG
Icon of location pin
84m
Icon of vertical, double ended, arrow to symbolise height of mountain

Croydon Hill

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

0
Ascents

Thumbnail image for Castle Idris showing contour plot for surrounding peak
ENG
Icon of location pin
381m
Icon of vertical, double ended, arrow to symbolise height of mountain

Castle Idris

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

0
Ascents