Propeller Island Hotel (Berlin, Germany)

Every room at this hotel is artistically themed and there is even a vampire themed room for True *lo** addicts where one can sleep in a coffin or even in a cage.  A mirror room may be too overwhelming for sleeping but ideal for late-night naked dance party.  There are also mind bending rooms with slanted walls, a castle room, danger-zone tubular room, a topsy turvy room with furniture hanging from the ceiling, a circular room with a twirling bed, the possibilities are endless.

Jail Hotel (Switzerland)

Want to feel the thrill of being wanted by the state without having to actually serve a sentence? Come on over to the Jail Hotel for a full captive experience minus the handcuffs.

Capsule Hotel (%$^uoka, Japan)

If you think the pods in the Matrix were cramped, we've got a surprise for you.  This "hotel" is almost like a human locker where one can be suited in Japanese garb and be placed inside a capsule in which to rest.  The rooms can cost up to $40 a night but there are amenities such as TV and wireless.

Sphere Hotel (on the artificial island between Dubai and Abu Dhabi, UAE)

This sphere hotel in construction  be a ball overhanging on the side of a cliff.  Guests can gain access to the hotel via helicopter and the ocean views will be priceless.  With 200 rooms and 14 floors guests will be able to relax suspended in nature.  The hotel will also be eco friendly and take advantage of solar energy.

This is an 8 story hotel that also doubles as a vertical garden made by Patrick Blanc who converted his career from botanist to artist.

Tianzi Hotel (Hebei, China)

The hotel stands as three gigantic Chinamen representing Fu Lu Shou which symbolizes good fortune, prosperity and longevity.  It is also notably the "biggest image building" according to the Guiness World Record.

Ice Hotel (Jukkasjarvi, Sweden)

This structure is made complete out of ice and snow that brings together an ambitious art project and hospitality together.

Pipe Hotel (Danube river, Germany)

This is probaboy one of the smallest hotel rooms ever.  The Germans elegantly design a pipe into a modern and minimalist room.

Kumbuk River Resort (Kumbuk River, Sri lanka)

In this Sri Lankan river town a 2 story  eco friendly villa stands as an elephant.  One can stay inside this 40 ft. elephant and experience the depths of the jungle inside this wild sanctuary.

Hotel Strada (Sexten/ Sesto, Italy)

This hotel is almost camouflaged into the topography of the environment.  The architecture of this hotel is a curious study of lines and curves and how man made extensions can blend with nature's dimensions.

La Claustra Hotel (Gotthard Mountain, Switzerland)

The hotel is an underground cavern embedded inside the rock and looks almost like a glamorous sculpture.  Hidden within the rocks of nature, it can also double as a secret getaway or a laboratory.

Salt Hotel (Bolivia)

This hotel certainly doesn't lack flavor.  The hotel is built entirely out of salt, the 15 bedrooms, dining room and the living room.  Salt bricks were made with salt and water to make a cement like substance which allowed such a basic natural resource to be erected into this amusing structure.

Dog Bark Park Inn (Cottonwood, Idaho)

You can sleep in the dog house in style at this two story bed and breakfast.  Literally shaped like a dog it is cozy dog-themed inn for animal lovers.