An original apothecary from 1792.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

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

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

Megachurch turned Catholic church comprised of 10,000 glass panes.

Concrete strongholds stand guard over the Golden Gate.

An optical illusion found amid a logged redwood forest.

A "miracle" that seems to produce more holy fistfights than holy revelations.

Neighborhood in Jerusalem is home to the ultra-orthodox haredim.

A massive, heart-shaped, wind-carved crater in the middle of the Israeli desert.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Elevated freight railway turned wildly successful urban park.

Giant acorn-shaped 19th century gazebo from which suburban Washingtonians gazed upon the original "silver" spring.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

Bar full of oddities, specimens, artifacts and homages to the great dime museums of the past.

A museum dedicated to exhibiting remarkable outsider art.

A bizarre house filled with an astounding array of collections.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

Furniture tries to escape an abandoned building in San Francisco.

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

Guns that have been defending San Francisco since 1904.

San Francisco's oldest operating hotel, with a Victorian atmosphere and a "haunted" fourth floor.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.