Mount Everest

David Sullivan says it is a "crazy feeling” to know that this defibrillator saved a woman's life.

Caradoc Jones encourages people to find their own adventures instead of paying for big excursions.

Kami Rita Sherpa is a "global symbol of Everest itself", says the expedition organiser.

The former special forces troops used xenon gas to acclimatise to climbing at high altitudes more quickly.

Rowena Rowberry, from Derby, is raising money for charity by scaling each continent's highest mountain.

Kenton Cool has broken his own record for the most climbs up the world's tallest peak by a non-sherpa.

Mitch Hutchcraft and his team say the challenge is the longest ever ascent of Everest.