1.   The complex sat vacant for years after the Soviet withdrawal and the collapse of the Soviet Union.

2.   The complex sits in the very heart of Hollywood Blvd., just across the street from the lavish El Capitan Theater, the old movie palace refurbished by Disney.

3.   The complex sits right above a shallow crossing on the Rio Grande that was part of the old Comanche Trail.

4.   The laboratory complex sits next to a dormant volcano, Mount Makiling, with a profile that resembles a woman sleeping on her back.

5.   The three-story complex sits like a sore thumb at the west end of Assisi, once a place of execution called the Hill of Hell.

6.   The Sellafield nuclear complex sits in Cumbria on the eastern shore of the Irish Sea.