Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

A hand-built folk art installation covered with messages of God's love.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A trash dump made beautiful by nature's power.

A winding path built in secret on the edge of the continent.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

An artsy hidden staircase leads to breathtaking views of San Francisco.

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

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

This beloved marketplace mascot poops money and grants good luck.

This scenic Maryland park was the site of one of the worst prison camps of the Civil War.

After hundreds of years of settlement, this once-bustling fishing village sunk into the Chesapeake Bay.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

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

The first of Lancaster's "rural cemeteries."

The oldest farmer's market in America is so ancient it was approved by the King of England.

The resting place of a Civil War celebrity's amputated limb.

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

This free, take-a-book shop seems like a trick but isn't.