A restored 114-year-old railroad station heralded as the most photographed depot in the United States.

Center filled with hands-on displays served as a tribute to several astronauts with connections to the state.

The museum moved on, but the diorama remain.

A lonely stone-sided terminal stands next to a grass airstrip on Michigan's Leelanau Peninsula.

At the top of a local ski mountain is a hidden cemetery containing the graves of just two soldiers.

The last remaining tollhouse in Michigan built during the 19th-century plank road craze.

As its grandiose name implies, this wooden dome is unsurpassed in size.

One of the largest crucifixes in the world stands 55 feet tall in a secluded, wooded area of northern Michigan.

Housed in the university planetarium, the thousand-strong collection of tiny towelettes includes a used one from the hosts of Car Talk.

A park and memorial dedicated to the victims of the deadliest school massacre in American history.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

A landmark for a trailblazer for female architects and the designer of one of the most famous and opulent buildings in California.

San Diego's most historic and haunted home.

One of the foremost Sherlock Holmes collections is hidden away at a Toronto library.

This colorful creation wasn't always a welcome part of Toronto's Moccasin Trail Park.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

A well-preserved network of cavernous tunnels have spent silent centuries removing Toronto's waste.

Hear the tales of New York's most notorious criminals.

The site of a tragic massacre that spawned a multimedia franchise.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

The only home that Alexander Hamilton ever owned has a history almost as troubled as his own.

A dilapidated dock tells the story of Titanic's missed arrival.

Try not to get slimed in Tribeca.