The show's fictional Korean medical camp was created in the Santa Monica hills.

Its town washed away centuries ago, this lonely tower by the sea tells the tale of a mermaid and a curse.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

Despite time, colonization, and the brutal New Mexican heat, these Pueblo ruins still stand.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

The largest dune field in the Mojave offers a chance of hearing the 'singing sands.'

This lovely burial mound is actually a replica that was installed after archeologists excavated the original.

These ancient ritual mounds are our best window into the culture of the ancient Mississippians.

Mai Tais and Navy Grog served up in one of the original tiki bars.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

Eccentric concrete mansion and museum designed and built by hand from the inside out.

An abused and forgotten metropolis, abandoned for centuries.

Temple complex that once housed the famous statue of Nike.

This famous city eluded concrete detection until the early 2000's.

1513 Turkish world map, full of European state secrets and snarky commentary.

A marvel of Byzantine engineering under the streets of Istanbul.

The forgotten mummies of Dakhla oasis.

Over the centuries, this island paradise has done it all, from providing monks with ecclesiastical respite to sheltering an exiled Leon Trotsky.

A 2200 year old vessel may have been able to keep a charge.

Celebrated as a center of civilization, the remains of the ancient city have been nearly destroyed by greed, egoism, and war.

9th century Abbasid mosque, damaged in modern warfare.