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

A hidden barn-sized rendition of Grant Wood's most famous, and most parodied, painting.

A piece of John the Baptist in the American heartland.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

Watch the newest land on the planet form before your eyes.

This black shoreline is made up of exploded lava particles.

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

Arguably the best example of an authentic Dutch windmill in the United States, rivaling its counterparts in the Netherlands.

Giant topiary dog once played a role in a terrorist bomb plot.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

World's second largest particle accelerator, where nature reveals its secrets.

A mysteriously dark cemetery monument fuels stories and legends galore.

The oldest university museum west of the Mississippi retains its 19th century feel.