This 1967 experiment in modular architecture was designed to be a new model for urban living.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

If you don't look closely, you might mistake this sculpture for just another passenger waiting at the airport.

Opened in 1976, this monster-sized version of the fast-food franchise is sometimes called the Epic McD.

A vast array of tropical plants collected by a vacationing couple.

Home to items never before seen by the public.

The site of the climactic scene from the classic horror film is now a historic landmark.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

A spectacular remnant of an Adler and Sullivan masterpiece that was destroyed in 1972.

Roadside Americana, fairy tale characters, and Austin quirkiness come together at this magical course in the heart of Texas' capital city.

A view-altering observatory at the University of Texas.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

An artsy hidden staircase leads to breathtaking views of San Francisco.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

Try not to get slimed in Tribeca.

The "Seinfeld" diner.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

Beautiful mosaics cover the first stations opened on New York City's newest subway line.