A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

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

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

When oil was discovered just outside of Pittsburgh, the city became home to this regional stock market.

This nearly 200-foot tall limestone stack offers visitors amazing views and a chance to meet Paul Bunyan and Babe the Blue Ox.

A public art project at Bde Maka Ska that educates visitors on Dakota history.

A little-known memorial to servicemen and nurses killed in the line of duty during the First World War.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

A massive sea stack famous for its appearance in The Goonies.

Two massive rock outcroppings on the Oregon coastline.

A second generation sun-powered marvel lights up the night.

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

A dramatic coastline that’s home to a rare pine tree.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

Volunteers spent years restoring a vintage steam locomotive to operating condition.

This is one really big nut.

The highest point in Texas is capped by a big silver pyramid.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

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