Natural Wonders

Five miles of underground river link lake to ocean.

A popular shrine where the Blessed Virgin allegedly appeared in 1830, displaying a holy armchair and two incorruptible remains of Lady Saints.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

Volcanic irregularity? Odd erosion? Alien eggs? Local legends compete to explain these strange orbs.

The Cathedral of St. Ambrose has been hiding a special parishioner within its walls.

Explore the complex ecology of this multifaceted nature preserve by riverboat.

Rare and gorgeous birds abound in this protected wildlife sanctuary.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

Named the fifth most beautiful building in America in 1885, this former courthouse boasts the best view in the Village.

These fantastically named natural pools look like something out of a Scottish myth.

Geological storytelling.

A table rock formation that has been intriguing West Virginians for years.

Pitié-Salpêtrière was the dumping grounds for women who received the dreaded diagnosis of "hysterical."

A small town hallucinates en masse - Bad bread, or CIA science project?

A 300-yard long natural tunnel runs through a ridge deep in the Appalachian Mountains.

This three-chambered cave is the only protected natural bat hibernaculum in Quebec.

These spooky and unusual stone formations create an underworldly landscape.

This floating cinema brings new meaning to the phrase "going out" to the movies.