The residents of Cape Town are staring down the barrel of one of the worst droughts South Africa has ever seen. With tough water restrictions already in place, things may yet get worse.

It’s hard to imagine Cape Town in the middle of a water crisis.

This is a city that’s come to be synonymous with water. It’s the place where you paraglide off Table Mountain and sail across the Atlantic; where you learn to surf like Mick Fanning; road-trip the peninsula; test your mettle against the great white shark. Cape Town is a coastal playground, and yet the city, and much of the wider Western Cape, is in the middle of one of the worst droughts the country has ever experienced.

While South African tourism heads are still welcoming and encouraging travelers, this remains a particularly fragile time for the city and it’s best to venture with care, concern, and a conscience. With extreme water restrictions in place, and a countdown to the ominous Day Zero on the cards, here’s everything you need to know before you go: