Clean, cold drinking water flows from a nondescript pipe in a roadside rock face.

According to folklore, Vermont's slanted windows were installed to keep witches from flying into the house.

Located just behind a quiet residential neighborhood, this is ground zero for the Salem witchcraft hysteria of 1692.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

This Old Testament garden features 100 plants from biblical times.

A larger-than-life statue of America's favorite sundae marks the place it was invented.

These disused steel furnaces are now haunting ruins that may one day be a national park.

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

This dramatic rail curve was once the target of a failed Nazi attack.

A statue honoring 44 continuous years of greeting passing ships.

The ruins of one of the first railroads in the U.S. lie hidden within a neighborhood cul-de-sac.

The South's nickname was supposedly born at a former bank in New Orleans' French Quarter.

The start of the group that straightened the teeth of a nation.

Haunted Victorian house that inspired a legendary "Ghostbusters" court ruling.

This tiny church near Sleepy Hollow contains Henri Matisse's last work, a rose window, and nine windows by Marc Chagall.

The massive, original Colgate Clock is mounted on a defunct factory building that was once a prison.

Over fifty whirling pools left by the glacial age.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

The oldest living cultivated fruit tree in North America.

The homestead of American patriot John Adams.

An exotic wildlife habitat right off The Strip.

The oldest continuously inhabited street in America.