The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

While there are no actual snakes in the history of this crooked road, there may be a number of dead horses.

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

One of just a few cities in the world to base their center of government on an island. Others: Paris and Osaka.

Most comprehensive museum in America devoted to one ethnic group.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

In rural Iowa, an imported 19th-century windmill overlooks an unlikely enclave of Danish culture.

A number of gruesome unsolved murders have turned this simple home into a morbid tourist trap.

The highest point in Iowa, while not that impressive to mountain states, has earned its own monuments.

An eclectic assortment of medieval architecture in a small Iowa town.

A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

This remote island in Iowa was abandoned after being devastated by flood.

Elaborate hand-carved wooden clocks two brothers made in their spare time are on display at this handsome little museum.

This tiny site in Iowa, part of a patchwork national wildlife refuge, is home to ancient flora and fauna.

The remains of a bustling turn-of-the-century park built to showcase the wonders of electricity.

Two hula hoops appeared on the tree after a storm, and the collection kept growing.

This small museum is dedicated to one of the most influential, yet obscure, jazz legends of Prohibition.

This hand-carved wooden carousel in the Story City North Park was built in 1913.

The only museum in the world dedicated to the history of sprint car racing, next to one of the country's most historic dirt tracks.

The headquarters of the prestigious World Food Prize celebrates the heroes in the fight against hunger, has no cafeteria.

This massive railroad spike celebrates the 1939 premiere of the movie “Union Pacific.”

Chilly air billows out from the entrance of an abandoned mine on a steep hillside, providing a refuge for Ice Age fauna and flora.