Camp Castle is a , United States Army military installation in Dongducheon, South Korea and home to elements of the U.S. 2d Infantry Division. It is adjacent but not connected to the larger Camp Casey. Camp Castle served as home to the 2nd Engineer Battalion (known colloquially as "Two E") from 1972 to 2004 and was home to the 70th Support Battalion, including a maintenance/dDistribution company, Alpha Company, a maintenance company on adjacent Camp Casey and a headquarters and headquarters company. Camp Castle is currently (2012) in the process of being returned to the ROK (except for one portion, called Camp Castle North). The camp was unique in that it was split by a major Korean thoroughfare. The unit's offices, dining facility, and barracks were situated on the east side of the roadwa