Venture to some of the most remote corners of the planet.
In fact, nobody is quite sure what they are – or if they even exist at all.
Iceland is mourning the loss of its first glacier to climate change.
They used to call an 800m-high cliff home.
Longyearbyen is the world’s northernmost permanent settlement.
Russia's remote Kamchatka Peninsula is an unlikely place for a surf school.
This sacred site housed an ancient civilisation that developed a trade route in the arid lands of New Mexico.
The Haidou forest, located in the mountains that divide Greece and Bulgaria, is home to many Cold War myths.
A mysterious megalithic monument emerges from Spain's watery depths.
Often shrouded in mist, Lake Mashu is the clearest lake in Japan and seeing its surface is said to seal your fate
Could adopting a sustainable lifestyle be a solution for climate change?
A small cafe in the Azores provides a vital mail service for sailors crossing the Atlantic ocean.
On an island in the Philippines live a family of nest gatherers.
A theme park that has been abandoned for years is being kept alive by enthusiast Hyun Jun-Su.
This small and remote isle has played host to buccaneers, explorers, shipwrecks and one very famous whale.
As the Earth warms, could 'zombie' viruses trapped in frozen Arctic soil emerge once more?
A traditional practice – where fearless climbers scale sheer cliff faces – reflects change in China.
For more than 500 years, a remote tribe has lived suspended on a cliff-side in the mountains of Oman.
BEST OF 2019: In an Argentinian province lies a remote 'little Britain at the bottom of the world'.
The American style town lost deep in the rainforest.
Akarmara was home to thousands, but now just 35 live in this disputed part of eastern Europe.
How a diver explores the depths of an underwater kelp forest.
Easter Island’s dramatic history is echoed in the local Rapa Nui tongue.
There are about 6,500 sinkholes in what was part of the Dead Sea.
Elsie Eiler is the mayor, treasurer, librarian, bartender and only resident.
‘It’s a simple life, and it can be hard. But look at what I’m surrounded by.’
How did these people come to settle in the heart of the Canadian prairies?
A fight to keep a language alive.
There’s no way to predict when or where the lights will appear.
This Ethiopian cliff gives a priest a daily test of faith.