Wayward wonders: The Crooked House and the Dancing House
All afloat that's going afloat: Floating houses
Every day is Arbor Day: The world's largest tree house
People in rock houses shouldn't throw glasses: Rock houses and villages
One twisted building: Dynamic Tower
Shell shock! The Nautilus House and the Conch Shell House
Cutting corners: Waldspirale
Home on the strange: Haines Shoe House and Dog Bark Park Inn
Living in a tree ornament: Free spirit spheres
Rock steady: Ideal Palace
Underground digs: Subterranean dwellings
Stone, sweet stone: House of Stone and Joshua Tree Boulder House
Off the deep end: Marina Bay Sands Hotel.