This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

The likeness of the Baltimore music icon was unveiled in time for the anniversary of his Senate hearings on music censorship.

The 92-foot-tall structure is based on the aircraft that carried the first Americans into space.

Birthplace of America's first documented serial killer.

Massachusetts memorial to murder victim Elizabeth Short near the spot where she was born.

Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

One of 100 “Whaling Wall" murals painted in 13 different countries by a renowned marine life artist.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

This giant Boston statue of Mary is standing on a globe to show her power over the universe.

Dim sum, served in a grand old theater.

Civil War-era Fort designed to withstand invasion and attack, with tricky traps called "murder holes."

These impressively detailed battle scenes depict the violence and tragedy of war in miniature.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

This lighthouse was witness to the end of WWII hostilities and now collects creepy cairns.

Over 50 whirling pools left behind from the glacial age.

A town wears its heart on the sleeve of a smiling girl, arms flung wide open in a cheerful greeting for all who encounter her.

Concrete strongholds stand guard over the Golden Gate.

A famous alternative culture epicenter and where Joplin serenaded young hippies.

Visible below the waves are memorials to the city's Gold Rush dead.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.