This museum is a music lover's introduction to the iconic venue.

Though it's no longer a functioning train depot, this castle-like structure is an important piece of Oklahoma history.

More than 7,000 gallons of water pour over these cascading red quartzite waterfalls every second.

Before TV meteorologists, there were weather kiosks. This may be the last one in the United States.

An unusual slot canyon in the Aztec/Navajo Sandstone has a cross-section like an inverted old-fashioned keyhole.

Dedicated to the man who created the first radio wave communication system.

This coastal cavern is associated with the Hawaiian god of creation.

The only fully-realized skyscraper built by the famed American architect, Frank Lloyd Wright.

The United States' first transcontinental automobile road came to its end at this spot in San Francisco's Lincoln Park.

Metal horses galloping through a London fountain provide a link to the city's past.

One of the best-preserved early 20th-century ore-processing mills in Nevada is maintained in a state of arrested decay.

This underground cave located in the most barren reaches of Idaho is filled with ice year-round.

This silver-mining camp has been active intermittently from the 1860s to the present.

An internationally-recognized dark sky sanctuary lies in northern Nevada, near the Oregon line.

Dedicated to the man who saved hundreds of children from Nazi-occupied Czechoslovakia.

Originally built by the Works Progress Administration, this park was recently saved from demolition.

The memorial stands at the intersection of the rivers Morava and Danube.

This massive piece of artwork weighs more than 250 tons, and was designed as a tribute to the first president of the United Arab Emirates.

This monument pays tribute to the city’s contribution to basketball history.

A small cemetery chapel designed by Frank Lloyd Wright and built in 1906.

A representation of the region's rich agrarian history.

Unusual white sandstone formations in the Los Padres National Forest.

A series of waterfalls create the illusion of perpetual rainfall in this hidden gorge.

This museum showcases the art of ancient sword-making.