The Welsh Three Peaks Challenge involves climbing Snowdon, Cadair Idris and Pen y Fan in the same day, either over 24 or 12 hours.
The Sky's the Limit is a project for pupils at Carter Community School in Dorset. Its aim is to inspire and drive pupils to exceed by challenging them in mountainous environments and giving them amazing opportunities to see and experience some of the UKs highest mountains.
19 hours 40 minutes