Elevated freight railway turned wildly successful urban park.

Every equinox this Maya pyramid puts on a spooky ancient light show.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The first declared National Monument in the United States.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

A monument celebrating the idea of reaching inaccessible places.

"We Seceded Where Others Failed."

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

Nuclear reactor created the plutonium used on Nagasaki.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

Granting the right of way to ships over surface traffic since 1917.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

A giant Troll lurks under one of Seattle's oldest bridges.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

An "anarchical" no man's land, complete with garbage sculptures and a hobo-run "Landfillian Library."

A crumbling Beaux Arts monument to the Bay Area's age of rail.

This bazaar is one of the oldest in the Arabian world.