Interstates with No Auxiliary Routes by FlaxmanR

Question 12

The newest signed interstate in the country is Interstate 14, which just began to receive its official signage on April 22, 2017. Although there have been talks of extensions, I-14 currently runs just 26 miles between the cities of Copperas Cove and Belton. This stretch of road most prominently serves what Texas-located U.S. Army installation, the largest military base in the world by area?