1. Hang Nga Guesthouse – Dalat City, Vietnam
Hang Nga Guesthouse popularly known as the “Crazy House” was designed and constructed by Vietnamese architect Dang Viet Nga. He has admitted the inspiration of Catalan architect Antoni Gaudí in the building’s design. It’s a wild mass of wood and wire fashioned into the shape of a giant tree house and smoothed over in concrete. Hang Nga Guesthouse has ten themed guest rooms which are based on a different animal. For examples, there is the kangaroo room, the eagle room, the ant room and the tiger room.