An ancient city of buildings completely made of mud, sometimes as many as seven storeys high? No wonder it’s called the Manhattan of the Desert!

Shibam, the first know city with a vertical masterplan, is a UNESCO World Heritage site and was an important stop on the spice and incense trade route. The city’s history dates back to around 300 AD, but was largely rebuilt after a flood in 1532.

Read the full story of the city at Arch Daily and the UNESCO website.