The "original web site," this farm in Northern Vermont encourages orb-weaver spiders to build their daily webs, and then sells the preserved masterpieces.

Cliffs that hold fossils, including the earliest known reptile, dating back more than 300 million years.

Colorful sand dunes create a unique attraction in this part of Utah's red-rock country.

For divers and music lovers, the Florida Keys' Underwater Music Festival provides the best of both worlds.

An underwater statue of Christ blesses the depths off Key Largo.

A unique collection of diving equipment spanning antiquity to the present day.

Home to the deepest rift anywhere on Earth.

The story of a Floridian city as told through an obscure sport for retirees.

Must form and function forever remain at odds? Not if the Florida Department of Transportation has its way.

Near the ruins of a Civil War coastal fortress lies the only known African refugee cemetery in the United States.

Though nicknamed the “Russian Freighter,” this ship was actually sunk off the coast of Pensacola by the U.S. government in a top-secret operation.

Public works and national defense project meant to carve a canal all the way across the state of Florida.

A tribute to the furry local heroes who helped get residents through many tough times.

It's believed Elvis Presley was inspired to write his breakthrough track after staying here.

Location of a reliquary containing bone fragments of 18 saints.

A Florida college boasts the world's largest single-site collection of structures designed by Frank Lloyd Wright.

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

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

Located within a historic park, the beacon is the oldest standing structure in Miami.

This shop also boasts some sweet memorabilia from "Willy Wonka and the Chocolate Factory."

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

It's a pretty creepy lock-up.

A community of collapsing homes more than a mile out from the Florida coast.

An 18th-century Spanish watchtower made entirely of seashell and concrete.