Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

Slyly buy a shake in the Parker Meridien lobby.

The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

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

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

Sniff the Titan Arum's rotting flesh.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

A New York garbage depot holds a secret collection of weird and wonderful refuse.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

A crumbling hospital from the 1850s on Roosevelt Island.

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

An imperial fortress city that incorporated cultural elements from the entire Mughal empire, only to be abandoned the year it was finished.

One of the world's largest pyramids stands within El Mirador, the "lost city of the Maya."

Extraordinary sculpture garden created by an eccentric English poet.

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

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

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

An incredible collection of Mesoamerican art assembled by one of Mexico's great artists.

In a quiet residential neighborhood, one restaurant fights to preserve heirloom corn, one tortilla at a time.

Located in a veterinary school, this macabre exhibit displays the effects of animal diseases.

The unique collection of gifts includes braids of human hair, a spoon, and a Virgin made of bread.

An Indonesian mosque styled after St. Basil's Cathedral.

This massive chapel in the middle of the Indonesian forest is both haunting and fowl.