One car at a time please.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

Beautiful hillside Vermont cemetery with amazing funerary art.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

This red-eyed chrome beast pays homage to the popular modern myth of West Virginia's insectoid monster.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

This hidden rooftop garden in downtown London offers a quiet respite from a bustling city.

This ultra-modern home clings to the slope of the Hollywood Hills on a precarious stilt.

This iconic science fiction house still looks like something from the future.

A cabin completely covered in coffee mugs, where visitors are welcome to leave one of their own—if they can find an empty nail.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

Yemen's "Stone Palace" looks like it was carved right out of the tall stone column on which it is built.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

A huge musical instrument played by the ocean.

An experimental, automotive replica of Stonehenge.

Exact replica of the ancient monument, but much, much lighter.

A living maritime paradox still floats in the same lake where it was built and resurrected... or was it?

An octet of classic chrome trailers speared into the ground act as a tribute to the silver bullets of the open road.

Like Stonehenge, but with boats and oodles more charm.

The most magnificent bottle house in a town strangely full of them.

Gigantic unfinished stupa and the world's 2nd largest bell.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.