Cell towers that look like grain silos: Blue Ridge Parkway negotiates with providers on camouflage
BLUE RIDGE — That grain silo you saw from the Blue Ridge Parkway? Or the water tank? Or the power line? Or even one of the countless trees?
They might have been cell towers.
https://www.roanoke.com/business/cell-tower-built-as-a-silo-is-latest-effort-to/article_edfabeb2-da73-58a2-9ff7-a591601388e4.html