1 - 2002

2 - 2006 stripping topsoil on mountain top

2a - 200? blasting and excavating mountain/cover for tunnel construction

3 - 2013 Sacrifice area complete at top of mountain with 20' berm surrounding it to block view from boats.

4 - 2017 area is now uses a tennis court as cover.

2a is from

www. arcgis.com/home/webmap/viewer.html

shows lots of construction on island around 2007. high resolution photo.