A favorite of Amelia Earhart, ranking among those rare bridges that can be crossed without changing sides of the river.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

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

A grandiose title could not save this mercantile community from obscurity.

The site of Neil Armstrong's first flight is marked by a full on replica of the moon landers.

Near-constant high winds deform the trees on Spruce Knob, the highest point in West Virginia.

This claimant to the title of "smallest church in the 48 states" doubles as an equally tiny, quasi-post office.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

Despite being stolen multiple times, this civic electrician's street corner Snoopy won't be stopped.

The last street in Pittsburgh that's paved with wood.

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

This Old Testament garden features 100 plants from biblical times.

Once the most painted on object in the world, this short campus fence is well on its way to being so again.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

An artist's cute bronze subway sculptures belie his violent artistic past.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Wine bottle sculpture with a ship's stateroom inside.

Plot your trip through the city on the sidewalk.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

The "Seinfeld" diner.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.