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 Windmill Hill [Central and Eastern England] [SU552984] showing contour plot for surrounding peak
ENG
Icon of location pin
102m
Icon of vertical, double ended, arrow to symbolise height of mountain

Windmill Hill [Central and Eastern England] [SU552984]

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

0
Ascents

Thumbnail image for Brandreth showing contour plot for surrounding peak
ENG
Icon of location pin
715m
Icon of vertical, double ended, arrow to symbolise height of mountain

Brandreth

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

0
Ascents

Thumbnail image for Spurn Island showing contour plot for surrounding peak
ENG
Icon of location pin
14m
Icon of vertical, double ended, arrow to symbolise height of mountain

Spurn Island

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

0
Ascents

Thumbnail image for Cnoc an Iolair - Mullach Thiar (Cluidaniller West Top) (Cluidaniller) (Aranmore Island) showing contour plot for surrounding peak
IRE
Icon of location pin
227m
Icon of vertical, double ended, arrow to symbolise height of mountain

Cnoc an Iolair - Mullach Thiar (Cluidaniller West Top) (Cluidaniller) (Aranmore Island)

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

0
Ascents

Thumbnail image for Pen-lan showing contour plot for surrounding peak
WLS
Icon of location pin
245m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen-lan

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

0
Ascents

Thumbnail image for Old Hill [The River Tweed to the English Border] showing contour plot for surrounding peak
SCO
Icon of location pin
351m
Icon of vertical, double ended, arrow to symbolise height of mountain

Old Hill [The River Tweed to the English Border]

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

0
Ascents