The scorched Lisbon church that survived two earthquakes and a massive fire.

These 11,000-year-old mounds may be the oldest known human-made structures in the Americas.

America's oldest archaeological site or a muddled case of wishful thinking.

A unique work of outsider art sourced from scrap metals and signifies conservation.

The state bird of New Mexico, constructed entirely out of garbage.

This folk art compound was built by a fortune teller on the advice of three people from the future.

One of the "twins" in these falls on the Snake River was sacrificed for hydropower generation in the 1930s.

This massive cave is a sight to behold.

A historic coal mine that doubles as a museum and tourist attraction.

Famous for its bio-luminescent inhabitants, known as "dismalites."

A remarkably opulent mansion with a tragic history.

This nearly 200-year-old restaurant's history includes an exiled French prince, JFK, and a very hungry Daniel Webster.

The second oldest continuously operating bar in Louisiana.

The only rotating bar in New Orleans has been slowly spinning since 1949.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

The first KFC is on the National Register of Historic Places.

This century-old roadside attraction is full of bizarre rock formations.

The stickered marker pinpoints where the only maintained road in the United States crosses into the polar region.

There are lots of hands and feet stamped in the cement in front of Grauman’s Chinese Theater, but Mel left behind something extra.

The decor of this Hollywood movie palace just barely predated the opening of King Tut's tomb.

A wealthy aristocratic family built this Disney-worthy, fairy-tale castle.

This unassuming bridge is most likely one of Michelangelo's unfinished masterworks.

Elevated freight railway turned wildly successful urban park.

This former coal gasification plant found a curious second life as a popular public park.