Sacred Indian temple that’s all monkey business.

A relic of the Cold War in Chicago.

Also known as the Osaka Garden, this garden was originally built in 1893 as part of the World's Columbian Exposition.

Twice a year, this road is closed off to allow for the migration of thousands of snakes, reptiles and amphibians between cliffs and a swamp.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

There aren't too many operational funiculars around, but Pittsburgh has two!

A portion of the old Pirates stadium over which a defining home run once flew still stands even after the rest of the stadium was torn down.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

Yo, Adrian!

A former waterfront market is now in the center of town due to some interesting Boston engineering.

Northern Kentucky’s very own Notre Dame showcases intricate stained glass and the bones of saints.

The world's longest known cave system.

At 207 feet, one of the world's longest continuous escalators.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

A geological mystery on Camelback Mountain.

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

Free public park and gardens filled with peacocks and peahens.

One part antique store, one part curiosities hodge-podge.

The upstairs reading room is packed with millions of rare books, literary manuscripts, and historical treasures.

This small stone building, the final work of a renowned artist, offers a peaceful environment with radiant, colorful glass windows .

At Bern's Steak House, there's always room for dessert—it's just upstairs.

Chicago’s last original drive-in restaurant is a family-run hot dog joint that started in 1948.

This old-fashioned confectionary has been family owned and operated for more than a century.