What is this 2 foot deep, overgrown, ankle-breaker of a hole in my 80 year old house? It's located 50 yards from the house, on a down slope, one side is nicely fitted blocks in good condition, the other three sides are haphazardly arranged, crumbling cinderblock. [ENLARGE]

https://i.redd.it/72h0igudmwhz.jpg via/r/whatisthisthing https://www.reddit.com/r/whatisthisthing/comments/6vzao5/what_is_this_2_foot_deep_overgrown_anklebreaker/?utm_source=ifttt #oddities #weird