The largest burial mound in the United States holds the remains of prehistoric West Virginians.

Beyond the usual stories that attend old prisons, this one has deep bloody undercurrents.

Despite its lavish ornamentation, and wholesome lifestyle of its devotees, this mountain commune has faced its share of issues.

This abandoned dream castle and its cemetery look out over the city that once inspired their creation.

In an odd geographic anomaly this city borders two different states on opposite sides of town.

This California artist's front yard acts as a gallery for his unique, scrap metal animal sculptures.

A bypass decorated with large wooden troll carvings.

A bizarre house filled with an astounding array of collections.

This extraordinary Depression-era expenditure was modeled after a postcard of a Mediterranean hotel.

This collection honors the iconic, and proudly American lighter that just won't quit.

The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

This midcentury chapel is a bold architectural statement and a symbol of Indiana's Lutheran heritage.

A giant concrete egg marks this Indiana town as the "Egg Basket of the Midwest."

This architectural stunner is one of the few surviving Egyptian Revival theaters in the U.S.

This popular park is home to a sea serpent sculpture that now overshadows the twisted history of its creation.

The largest piece of cut lead crystal adorned a grave for 75 years and is now the shining star of a glass museum.

These mystical miniature houses bring a touch of magic to the New Jersey woods.

"The most colorful grottoes of the world.

After covering almost 1.5 billion acres, the survey's still not finished.

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

The final resting place of one of the most iconic musicians of the '80s.