This amazingly preserved Doric temple was abandoned before it was ever completed.

A madman's personal garden filled with 1,000 sculpted heads.

Thousands of well-dressed mummies below a monastery.

Every inch of this chapel is covered in craftsmanship from across the world.

Cave shrine on Monte Pellegrino.

City Council meetings still happen in this historic building, impeccably preserved on the inside.

A surreal landscape where fanged rocks rise from the ground and the ocean feels like a great mystery.

A 1940s nuclear reactor built to produce plutonium for the Manhattan Project.

Nuclear reactor created the plutonium used on Nagasaki.

Train debris from the deadliest avalanche in United States history can still be found in the ravine where so many perished.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

Cave carved out of a huge snow drift collapsed killing one and injuring five in July 2015.

Bonsai trees that are up to a thousand years old.

The strange phenomenon causing gravity to "work backwards" on this hill has been blamed on the paranormal.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

Shoreline strewn with the remains of ghostly fallen trees.

The highest point in Washington state is a volcano covered in glaciers.

An obscure waterfall that looks like something out of a fantasy novel.

Stroll through a wonderland of stupendous moss-covered trees.

This former coal gasification plant found a curious second life as a popular public park.

A museum dedicated to the history and exploration of both popular music and science fiction.

A walk through the historic city center, under the streets of Seattle.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

Home to items never before seen by the public.