Abandoned power station once home to a squatter community, now being developed into an arts center.

The haunting, dilapidated remains of a former poorhouse on Staten Island's Greenbelt.

The name of this famed hospital was once a byword for the horrors of medical and psychiatric care.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

A hands-on traveling collection of the innovative devices of yesteryear.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

Tucked in the back of this amazing antique store is an important piece of medical history.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

A terrific purveyor of natural history objects and curios.

Modest by day, illuminated majestically at sunset.

A centuries-old lookout post still sits atop a natural stone spire.

The remains of what was, not so long ago, the world's largest city.

Centuries-old bridges grown from tangled roots.

A lake with hundreds of ancient skeletons surrounding it. The surprise is what killed them.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

This archaeological museum in one of Peru’s most intriguing regions exhibits ancient artifacts from the Nazca civilization.

This small oxbow lake has rare giant river otters and some Seussian-sounding birds.

This metal tower in the desert provides views of a handful of Nazca geoglyphs.

This Peruvian bone silo lined with hanging human skeletons and hundreds of skulls is topped with a remarkable Michelangelo replica.

Nazca pilgrimage site covering 370 acres is a popular stop for archeologists and looters.

Plundered and left asunder by grave robbers, this ancient necropolis has been painstakingly pieced back together.

A remarkable geological formation resembling a forest made of stone.

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.