European castle ruins in an American state park are actually the product of death and grief.

Nature's biggest mammal swims in landlocked Oklahoma.

These massive mitts are made of 30 tons of devotional bronze.

One of the best examples of Art Deco architecture in the United States.

This 1930s-era Route 66 Tulsa landmark was moved, restored, and filled with neon.

A former chicken restaurant that doubled as a speakeasy is now a quirky home full of wonderfully strange traditions.

In Tulsa's Oil Capital historic district, even the bus station is "fauxback" Art Deco.

A Route 66 filling station that was designed to resemble the Hagia Sophia, and is now the symbol of an arts district.

Once in disrepair, the house where the 1983 film was shot has been restored and turned into a museum.

An acoustic anomaly with a mysterious cause.