The ruins of the suspension bridge hang over Kingsbury Run as a ghost of racial prejudice.

The angel of death appears to weep black tears at this grave marker.

Abandoned since the 1950s, the streetcar lane beneath the heavily trafficked bridge lays empty and unused.

A wonderful and easily overlooked museum tucked in Ohio's Burke Lakefront Airport.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

Medical history museum featuring a lovely doctor's office from the 1800s.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

One of the oldest of its kind.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

In the early 1800s, surgery was also a show.

This little-known Revolutionary War fort is supposedly haunted by the ghosts of its past.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

The only visible piece of San Francisco's most famous shipwreck.

Radioactivity still cause for concern at this urban explorer's paradise.

Barely visible foundations remain where Stow Lake’s “observatory” once welcomed visitors.

The miraculous hydrant that saved the Mission District in 1906.

This turn of the century masterpiece has a mysterious goaty interloper.

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

The remains of a ruined mansion memorialize the 1906 earthquake.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

Condemned US Navy seaplane control tower turned officers’ club sits atop Yerba Buena Island.

Prone to disastrous fires, the city of San Francisco has the Guardian, a fireboat gifted by residents, to watch over them from the bay.