A luxuriant botanical garden below sea level.

Manatees congregate around a power plant's discharge canal where the water is especially warm.

A tiny, unassuming park in Tampa that belongs to the Republic of Cuba.

St. Augustine's record-setting narrow street was designed to protect against pirates.

This curio museum seems like the type of place you might find a mogwai or a monkey's paw.

A tribute to Ponce de Leon's supposed quest for eternal youth.

Possibly the world's oldest rug, this Egyptian relic is woven entirely from ancient cat hair and once carried a mummified human foot.

Once adorning a New York skyscraper, these reclaimed ruins now haunt an Indiana park.

This grave in a ghost town cemetery marks the death of a witch on a day that never happened.

This church doubles a museum dedicated to Norwegian heritage.

River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

This replica of the Greek structure is in the heart of Nashville.

Lions carved into the rockface adorn these two tombs built into the mountains of Dadan.