An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

The remains of Martha, the last known passenger pigeon, serve as a tool to educate about conservation.

In this relatively flat state the highest point is an honored place.

This presidential tomb was not dedicated until years after Harding's death due to personal controversy.

This tower-tomb honors a president who only held office for a little over a month but dedicated his life to his country.

The world's third-largest scale model of the planets.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Lucha Libre (Mexican Wrestling) themed taco shop.

This replica of the Greek structure is in the heart of Nashville.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

Almost half-way between the Equator and North Pole.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

A circus legend leaves an unexpected endowment.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

This blowhole is supposedly caused by a trapped monster.

New Orleans' famous cemetery, located on the site of a former race track.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

Mysterious stone tower featured in many alternative histories of the New World.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

The only presidential monument to display a late POTUS's actual casket.

Home to items never before seen by the public.

A former major munitions plant that has been converted into a sprawling art space.