Carved, egg-shaped stone with no explanation.

A museum dedicated to "science, history and the arts" little changed since 1915.

This historic mini-suspension bridge was swept away once but is now here to stay.

Around 100 sculptures from artists all over the world decorate the hiking trails surrounding this locale.

Beautiful natural falls where Satan once ruined a pot of beans.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

A short nature trail winds through the greatest works of poet Robert Frost.

A gas station and a state sign commemorating the most famous claims of extraterrestrial abduction.

These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.

Even Henry David Thoreau found this glacial pothole irresistible.

This historic cemetery is filled with markers that look more like candy than was likely intended.

An incredibly well-preserved piece of ninth-century Viking poop.

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

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

This little-known rival to the Library of Congress houses one of the largest collections of pre-1876 American books, newspapers, and manuscripts.

This boulder with a 200-word legal dedication to God has remained hidden in the woods for over 150 years.

This dam in the woods, built by Henry Ford with only manpower and oxen, holds no water and serves no purpose.

A dollhouse full of taxidermy rodents, each one handcrafted and given a sordid past.

No one really knows how these old hobby horses got here, but the herd keeps growing.

The ruins of one of the first railroads in the U.S. lie hidden within a neighborhood cul-de-sac.

This beautiful architectural gem was the first waste treatment facility in Boston.

This hidden labyrinth offers walkers some brief peace of mind.