PlacesWeirdIn parts of Albania and Bulgaria, particularly among older generations, a side-to-side head shake means 'yes' while an upward head tilt means 'no' — the opposite of most countries.2372k
HistoryMind-BlowingFor 4,000 years after they started making cheese, Ancient Europeans were lactose intolerant.214k
OutdatedPlacesMind-BlowingThere are more people living in London (8.3m) than the whole of Denmark (5.6m).82k