A mysterious inscription may hold a clue about the "Lost Colony" of Roanoke.

Death comes to anyone who dares to touch this concrete column.

An abandoned railroad tunnel forgotten by time awaits inquisitive hikers.

Beneath the surface, something slithers. And if you find it, prepare to be slimed and glowing.

Developers built a Walmart around one family's plot and constructed a mausoleum in the parking lot.

The perfectly named cave drop is the deepest in the continental United States, almost matching the height of Seattle’s Space Needle.

This "Plant Farm Museum" is home to the divinely inspired and visionary outsider artwork of Reverend Howard Finster.

A curious whirlpool formation supposedly capable of entangling or engulfing branches, tree trunks, or whole rafts full of hapless tourists.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

They call this long foot bridge a swinging bridge, but really it's the bouncing you have to watch out for.

An underground magnet for ever-changing street art.

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

You thought Santa Claus didn't exist, but it turns out you were wrong.

A river with some unusual, and occasionally dangerous, habits.

A curious sculpture garden and museum in Cochrane, Wisconsin.

A lovely hidden waterfall right off the highway is well worth a stop.

Paranormal activity on the great lakes.

The arboretum whose marshy soil sucked up the dreams of housing developers.

Vikings and Evangelicals have both had a hand in this replica medieval church.

This pebble beach is so beautiful that taking its rocks is against the law.

This cave holds a surprisingly colorful variety of geological oddities.

These molds for fiberglass statues have formed an eerie, accidental sculpture park.

Robots, lasers, and whoopee cushions, oh my!

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.