A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

42nd story Pyramid shaped penthouse tops Seattle's oldest skyscraper.

A Roman-style column in Oregon hides a spiral staircase inside.

100-year-old shipwreck you can walk up to at low tide.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

Paths are maintained, but trees have taken over plots.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

This replica of the Greek structure is in the heart of Nashville.

Enormous lake at the bottom of a unique cave system.

What better place to take a seat?

Monument to the cotton-destroying boll weevil.

Auburn's iconic eagle flight goes back to a 19th century eagle that dropped dead on the field after inspiring the football team to victory.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.

One person’s lost luggage is another person’s treasure.

A miniature city built by a single hunchbacked monk.