File:Remains of No. 6 Radar Detachment, Louisbourg, Nova Scotia.jpg

Aerial photo of the Louisbourg radar complex as it appears today.

6 RU - Louisbourg Radar Site (1942-1945) - A World War II Royal Canadian Air Force (RCAF) Radar Station established in 1942. Located inland, 2 miles northwest of Louisbourg, on Cape Breton Island, Nova Scotia. Initially assigned a Radar Detachment designation of 6 RD later changed to Radar Unit designation of RU.