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

An office built to look like a giant basket.

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

Statue dedicated to the star of an old television show.

Historic Hull Street was actually the first street with a proper name in the Boston area.

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

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

An abandoned munitions factory with a shot tower continues to wage war on the surrounding environment.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

Where beautiful signs live on forever.

A real flying saucer, contracted by the U.S. Air Force.

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

Rabbit Hash is a heaping slice of Americana from another era, with a very peculiar origin behind its unusual name.

Comprehensive gaming collection of over 30,000 electronic games and consoles.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

The largest earthwork effigy in the world.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

Memorials and tributes scattered across the university grounds remember a famous national tragedy of the Nixon era.

The only surviving prototype for Buckminster Fuller's house of the future.

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

Eighty million natural history specimens call this gargantuan museum home.

Hear the quietest sound from across the dome.