Mass hallucinations, top-secret military experiments, naturally occurring phenomena - find out if there are aliens among us.
Images from Prostitution: The Oldest Trade part of the Taboo series.
The amazing men, women and families taking on life’s biggest challenges.
Scientist disect the baby mammoth.
An elite group of aerospace engineers and stealth experts rebuild the Horton 229
Today, an entire workforce of women is just an internet connection and a phone call away.
Images portraying life inside Camp Leatherneck, the makeshift home for 7,000 US troops.
Check out these amazing people and scenes from their daily lives.
Nat Geo opens the doors to Obama's White House.
Conor on his quests to unravel the scams that see tourists parting ways with their cash.
Step on board the Costa Serena and get the low down on one of Europe's largest cruise ships.
Could an environmental catastrophe and a volcanic eruption hundreds of miles away really have led to one of the Bible's greates...
After poor decisions, a visit to a foreign country can turn into a nightmare.
Cesar tackles two bullying bulldogs whose owners have reached the end of their teethers!
Ketamine is cheap, easy to get hold of and incredibly powerful.
A look inside Georgia’s maximum security prisons.
Under the glamour of these hotspots is a thriving world for thieves and conmen.
People go to extreme measures to smuggle cocaine into the USA.
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