Overseas volunteering, extreme sports in Greenland and winter campervan adventures: we round up some of the most recent National Geographic Traveller (UK) online features. 

1. Greenland: how the Arctic destination is becoming an unlikely mecca for extreme sports enthusiasts 
   By Joseph Phelan 

Greenland is fast becoming a hub for extreme sports for travellers and islanders alike. From initiatives looking to boost awareness of climate change to community-focused concepts, the island is for those looking to get their adrenaline racing. Continue reading here. 

2. Top tips for planning a volunteer trip overseas 
   By Susan Gibson 

Veteran volunteer Susan Gibson’s new book advises aspiring voluntourists how to make a truly positive impact — from finding the right organisation to questioning your own motivations. In this feature, she shares tips from a career spanning 70 countries.  

3. Expert tips for exploring the UK by campervan this winter 
   By Sarah Barrell 

Don’t save all the fun for summer: follow in the footsteps of savvy UK travellers and hit the road in a campervan this winter to embrace the elements, cosy up around the campfire and beat the crowds at some of the country’s most beautiful destinations. Continue reading here.