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 Slieve Binnian North Top (The Back Castles) showing contour plot for surrounding peak
IRE
Icon of location pin
678m
Icon of vertical, double ended, arrow to symbolise height of mountain

Slieve Binnian North Top (The Back Castles)

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

0
Ascents

Thumbnail image for Ball Hill [South Central England] showing contour plot for surrounding peak
ENG
Icon of location pin
251m
Icon of vertical, double ended, arrow to symbolise height of mountain

Ball Hill [South Central England]

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

0
Ascents

Thumbnail image for Meall na h-Airde [Loch Torridon to Loch Maree] showing contour plot for surrounding peak
SCO
Icon of location pin
82m
Icon of vertical, double ended, arrow to symbolise height of mountain

Meall na h-Airde [Loch Torridon to Loch Maree]

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

0
Ascents

Thumbnail image for Chilton Hill South Top showing contour plot for surrounding peak
ENG
Icon of location pin
158m
Icon of vertical, double ended, arrow to symbolise height of mountain

Chilton Hill South Top

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

0
Ascents

Thumbnail image for St Gregory's Hill showing contour plot for surrounding peak
ENG
Icon of location pin
95m
Icon of vertical, double ended, arrow to symbolise height of mountain

St Gregory's Hill

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

0
Ascents

Thumbnail image for Little Hill [Welshpool to Hay-on-Wye] [SO074604] showing contour plot for surrounding peak
WLS
Icon of location pin
355m
Icon of vertical, double ended, arrow to symbolise height of mountain

Little Hill [Welshpool to Hay-on-Wye] [SO074604]

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

0
Ascents