Figure 1
Map of ISAF bases in Afghanistan ca. 2011. Source: Washington Post (15 March 2012).
Figure 2
Sketch by author of Kandahar airfield perimeter. Afghanistan, September 2010.
Figure 3
Sketch by author of a Tegart fort at Latrun. Israel, October 2015.
Figure 4
Sketch by author of Lunt Roman fort at Baginton near Coventry, England. May 2017.
Figure 5
Sketch by author of the view from the ramparts of a 19th-century caravanserai. located outside the town of Maiwand, Afghanistan (bottom), a top-down view of the region showing the town in relation to the caravanserai as well as the site of the 27 July 1880 Battle of Maiwand (right), and a closer view of a combat outpost on a rock outcrop near Highway 1, a few miles east of the caravanserai. September 2010.
Figure 6
Sketch by author of a Balpro modular watchtower and fort in an unknown location amongst dunes drawn from an advertising brochure/data sheet with addition of a legionary soldier and Roman imperial eagle.