The highest point in South Carolina was once owned by an energy company that neglected it but now the state is taking it back.

Step back in time on this preserved 1800s farm.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

Hundreds of drawings left by the land's previous inhabitants remain mysterious.

An artificial crater field that trained astronauts for lunar exploration.

These eerie outliers of the lightning bug family glow a mysterious blue color.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

A 120-year-old legend concerning an empty circular patch in the North Carolina woods.

An impressive home made of stone, carved more than a century ago.

A promising candidate for the lost rock laid by George Washington was unearthed, but the hunt is still on.

This university transit system is a 1970's vision of the future.

An overlooked oasis of quiet on the grounds of Washington's monumental basilica.