When you go on vacation, you usually stay in a hotel. Unless you have friends in the area, you're destined to sleep in a cardboard bed with bad sheets. However... if you do some research, you might be able to avoid that awfulness in the future. Each of these locations boast a unique theme, feature or amenity. Anyone would be lucky to stay here (instead of bunking with a friend who doesn't want you around). 1.) Capsule Hotel - The Netherlands huffingtonpost 2.) Propeller Island - Berlin huffingtonpost 3.) The Gamirasu Cave Hotel - Turkey thewondrous 4.) Jumbo Hostel -...