Europe
Experts say the phenomenon may have started after a female killer whale had a traumatic encounter with a vessel at sea.
Two people have been charged for allegedly playing speeches by Adolf Hitler via the intercom of a train running from Bregenz to Vienna.
You might remember it being famously used early in the war, which began exactly a year ago.
Experts explain how Russian President Vladimir Putin's decision to invade one year ago has had long-lasting effects on the continent.
A cup of coffee is 220% pricier in the UK than Spain and Portugal – and that's only for starters.
It could put a major spanner in your trip – so best swot up beforehand.
Parts of the Alps were totally snowless at the start of the new year.
Chancellor Olaf Scholz's aide has dismissed the former PM's allegations as "utter nonsense".
Brits should apply now.
The UK is actually providing less support to its citizens when it comes to energy supplies than its European neighbours.