Nursery with extensive collection of flesh-eating plants operated by the author of "The Savage Garden."

The final resting place of New England's last "vampire."

This Pennsylvania cave holds evidence of the oldest known inhabitants of North America.

A beach made of semi-precious green sand on the Big Island of Hawai'i.

The only surviving prototype for Buckminster Fuller's house of the future.

Protecting the future of some of the rarest and most misunderstood mammals of North America.

It's not a typo, now say it five times fast!

An off-the-beaten-path place to literally hang beneath Milwaukee's Holton Street Bridge.

Trace the history of writing at this unusual North Carolina destination.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

The only international border marker within the United States.

Intertwined, interspecies trees which locals believe can grant boons to lovers.

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

The massive machine creates cracking displays of indoor lightning.

Race through the maze, get your name on the sign.

Unrepaired walls from a 1920 anarchist bomb attack.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.

Mine your own precious stones.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

Every last book in this bookstore is signed by the author.