Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

Mysterious rocks that ring musically when struck.

Alexander Hamilton’s creation caused quite a bit of controversy.

An Olympic hero stripped of his medals is buried in a town he never visited, which took his name after his death.

Locals call this magical moss-covered walkway the "Emerald Path."

The site of the little-known Pennsylvania battle that sparked the Seven Years' War.

One of the oldest log cabins in America is one of the last of its kind this historic Swedish dwelling remains a piece of living history.

One of the U.S. Forest Service's only mansions is outfitted with a dinner table for floating food.

This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

World's first "penitentiary," meant to be humane, drove men insane.