A painfully obvious spy house sits right across the street from the Russian Embassy.

A lone historical marker off the highway and scattered debris are all that remain of this Cold War-era missile site.

A double agent hid information for the Soviet Union beneath this bridge for more than 20 years.

This former Cold War missile control site played an important role in the creation of GPS.

An out-of-place Air Force radar dome is all that denotes this park as a former missile launch site.

Exact replica of the ancient monument, but much, much lighter.