The magic's in the hole!

The world's smallest park was dedicated in 1948 as the only colony for leprechauns west of Ireland.

A steampunk wonderland that preserves America's history of industrial innovation.

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

America's "second most important bell" is a contentious spoil of the Civil War.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

This impressive Boston holy house is the American mecca for Christian scientists.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

An eccentric inventor's castle home with its own indoor weather system.

The world's largest rotating world.

An enormous, inside-out glass globe built in 1935.