These century-old townhouses contain some of the first car garages built in the United States.

A mosaic made of materials gathered from this Brooklyn community adorns the walls of this tunnel.

Take in a rare, face-to-face glimpse of Lady Liberty at this tucked away Red Hook park.

Four cars from the old system were once on display, but were removed in 2014.

The humble fort that saved Washington.

The unassuming structure was part of a Major League Baseball stadium.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

Odd outsider art installations surround a Gold Rush-era ghost town.

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

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

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

The drama of nature in full effect in this Nevada State Park.

This former Mormon settlement is reemerging from the receding waters of Lake Mead.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

An old railroad grade built for the construction of Hoover Dam is now a recreational trail featuring several tunnels and sweeping views of Lake Mead.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

A 19th century hat factory still stands as a crumbling ruin in upstate New York.

This unusual apartment building may be Brooklyn's own version of the Leaning Tower of Pisa.

This eclectic sculpture garden in Brooklyn, home to a bizarre collection of art, was once a run-down junkyard.

A dangerous narrow-gauge railroad once traced a route through this striking canyon.

Detailed facade of a brownstone in Boerum Hill.

Now the site of a high school, this was almost the location of the largest cathedral in the US.

The mass grave of a heroic Revolutionary War regiment sits below an empty lot near the Gowanus Canal.

This controversial statue has migrated twice in its life.