This former hub for crafty philosophers was founded by a writer who died aboard the infamous RMS Lusitania.

Buffalo's abandoned concrete grain elevators are getting a second life.

This unique crypt designed by Frank Lloyd Wright for his longtime friend was not completed in either man's lifetime.

One of Frank Lloyd Wright's greatest—and favorite—architectural masterpieces was almost lost.

Created by four famous men, the beautifully designed Buffalo State Asylum was resurrected as a hotel and art center, but still boasts a ghost story or two.

A 19th-century architectural wonder designed by the "father of the skyscraper."

The seat of Buffalo government is a gorgeous Art Deco palace.

A European-style bath house in Chicago.

The palatial McDonald's that inspired Wesley Willis.

What was once one of the country's largest confectionary plants is now an abandoned ruin, but is still pretty sweet.

This titanic Catholic church in Chicago is also a refuge of the fictional cult-favorite wizard detective Harry Dresden.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

Theater has had many different incarnations but has survived the ravages of time.

A military museum and library dedicated to the citizen soldier.

A shining sculpture made of 3,115 lights, the number of visible stars in the Northern Hemisphere.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

These mansions date back to Chicago's days as a brewer's paradise.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

These unusual rooms on wheels are holdovers from the 1960s.

On Hilton Head Island this bronze King of the Sea rules all things briny—and lets you know if you’re late for lunch.

This building at the south end of the boardwalk was once home to the U.S. Life-Saving Service and the U.S. Coast Guard before being rescued itself.