This free, take-a-book shop seems like a trick but isn't.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.

This quirky roadside attraction dives into the many theories surrounding North America's most infamous hairy cryptid.

An invitation-only museum of items natural and bizarre, arcane and exotic.

This Japanese treats shop may have been the first business to mass-produce fortune cookies in the United States.

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

A masterpiece in Golden Gate Park by virtue of the artist’s debt.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

This shop specializes in oddities and Victorian-inspired wonders.

Town of spiritualists and mediums in Florida.

A mysterious castle built as a monument to lost love.

This tiny island in the South China Sea is crawling with venomous sea snakes.

These jagged limestone blades cut out through the canopy of the jungles of Borneo.

Malaysian fireflies create a dazzling display as thousands light up in unison.

Light bulbs, scrap wood, and tinfoil comprise this homemade throne of the gods.

Hidden behind West Philadelphia rowhomes is a haven for migratory and local bird species both ordinary and rare.

The oldest surviving botanic garden in the United States.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

A monument to the 17,000 Chinese who worked and died to build Canada's Pacific Railway.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

Rainbow-hued in the summer and crystalline in the winter, this salty lake has inspired battles, temples, and plenty of awe.