A monument to a Native American leader who was known for never breaking a promise and met his end after signing a deal with white settlers.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

Trade in that pesky human soul for cold-hard circuits.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

One of only two commuter aerial tramways in the United States.

Wisconsin's most celebrated export gets the royal treatment on I-94.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

What was once the largest NFL stadium.

Dilapidated Mayan-themed ballroom was one of Detroit's most popular venues through the 40s.

These grassy undulations on a stretch of University of Michigan campus aren't bad landscaping, they're art.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

It looks like a whale, it's part of Yale, and it's best-known by a nickname you can probably work out for yourself.

The headquarters of the famous Yale society.

This sprawling bookstore spans four floors and has more than a million books in stock.

A wacky two-story folk-art assemblage of carved and found objects, with lights, motion, and sound now in need of financial support.

Astounding collection of coin-operated games and automata.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

The collection of ceremonial and cultural objects spans many countries and hundreds of years.

The world’s largest Masonic temple was saved by the White Stripes.