Logistics planning w/ strava, out of date OS maps and google streetview. Military ranges where risk of unexploded ordnance seems safer than cycling round Melksham or Trowbridge. That's painfully ironic: the fact the military prevented Imber from becoming a sprawling town with commuter suburbs, bypasses and shopping centres means it's a safer area to cycle than nearby.

It's similar to how they're better for nature than intensively farmed agricultural land: in exchange for being occasionally blown up, it's a better place to be a butterfly