This beautiful building in the heart of Manhattan's Financial District was empty for decades.

An accidentally hidden library containing the ephemeral history of New York.

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

Visit the site of a subway powered by nothing more than air--and lots of it.

A cemetery full of touching tombstones from a community of railroad workers, uranium miners, and Cold War missile launchers.

A house carved into a rock in the 1940s.

Few things look more out of place than the electric blue ponds in the reddish-brown desert of Utah.

A remote sandstone plateau named for a legendary cattle rustler.

It's safe—and permitted—to walk across these twin natural sandstone arches.

This site is home to ancient petroglyphs and pictographs dating back to 6,000 B.C.

A crack flared at the base provides a pathway completely through a sandstone ridge near Moab.

A small oasis not far from downtown Moab.

This Moab institution functions as both a rock store and a small natural history museum.

Two creeks flow out of either end of this canyon in opposite directions.

The fifth-longest natural arch in the world, and the longest outside China.

Thousands of years ago, Indigenous people painted images onto these canyon walls that are still on display today, provocative, mysterious, and enduring reminders of the people who lived here long ago.

A ghost town that held steady longer than most, but finally gave up the ghost.

These tall, red sandstone pinnacles outside Moab are often forgotten amid their more famous neighbors.

For over a century, it has been a tradition to raise a flag at the top of this 450-foot sandstone pillar on the 4th of July.

It would be easy to walk past this unusual piece of art and have no idea it pays tribute to the odd life of a real chicken.

Explore a wealth of fossils in one of the most prolific dig sites in North America.

This remote Colorado canyon is home to the second-largest collection of natural arches in the world.

Within the former ghost town of Cisco is a carefully restored tiny town with one resident and its own art residency.

This interpretive path lets you get up close and personal with dinosaur bones.