I think we need one of each of these, adjusted to our contextual needs. Our current infrastructure is built for the needs that existed around the 1990s or so, times have evolved. Modern warfare means modern infrastructure (and cool aesthetics)
Turkey's "Pentagon"
Beijing underground military city, 10x the size of Pentagon
View attachment 184652
China is secretly building a massive military command center southwest of Beijing. The 1,500-acre construction site is expected to dwarf the Pentagon.
www.businessinsider.com