Ever have that dream where you're in a centuries-old town centre with a bunch of new friends when suddenly a giant food fight breaks out and you start to throw tomatoes at anyone and everyone? Well now's your opportunity to live it out loud. Seriously, this is one weird and wonderful experience you've got to see to believe. La Tomatina is one of the world's most unusual festivals in which people gather in the town square of Buñol to pelt each other with squashed tomatoes while trying to grab a leg of ham from the top of a greased pole. Read that again and then do this four-day adventure you'll talk about forever.