Here's Benmead Road in Kidlington, one of the places the tourists are reputed to be turning up: https://goo.gl/maps/urEVsQEmRqx
Here's historic Woodstock, which is just three or four miles away: https://goo.gl/maps/M2M9dzXv2e32
Here's Charlbury, another five miles away, where I live: https://goo.gl/maps/EDgNtFERyLD2
And literally 1.5mi from Kidlington, here's Thrupp, with its amazingly quaint canal and pubs: https://goo.gl/maps/Su1Y5uxAGB22
My only guess so far is that there's some slack in a tour schedule, and some jaded tour planner said "take them to a village, any village will do".