The Klein Bottle House, Mornington Peninsula, Australia

Architect firm McBride Charles Ryan created this slanted beach house, which was developed with topological mathematics in mind. It’s about a two hour drive from Melbourne, features a central courtyard, grand staircase, and has won several awards for its unique design.

http://www.flavorwire.com/319532/architectural-slants-tilting-towers-and-leaning-buildings?all=1