The remains of what was once the world's steepest passenger funicular.

A celebration of capitalism in Midtown.

Hundreds of antique bank vault locks on display in New York City.

A very classy 1920s-era bar right in Grand Central Station.

The pioneering photographer's prints are immortalized inside her childhood home.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

Vacant Beaux-Arts buildings that serve as reminders of a beach town’s glory days.

A reservoir of vintage pinball machines and arcade games for the nostalgic and thrill seeking.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

This sprawling woodland estate was the brainchild of iconic American industrial designer Russel Wright.

Ride the subways of yesteryear.

A former connection to City Island, it has been abandoned since the 1930s.

Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

During the holidays, a vintage subway train whisks New Yorkers back in time.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

Every equinox this Maya pyramid puts on a spooky ancient light show.

The only road through the heart of Glacier National Park.

A Prada store in the West Texas desert that is never open for business.

A little stop along the Texas highway where Rock Hudson, Elizabeth Taylor, and James Dean stayed while shooting the 1955 film "Giant."

This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.