This is from my 2019 calender either the March or the September page.
This Droste type reprojection was generated from a spherical panorama I took in the center of the entrance to Munich’s old south cemetery.

See the interactive version here.
Show on map
Camera Maker: SONY
Camera Model: NEX-5
Exposure Time (sec): 1/20
F-Number: 7.1
Focal Length (mm): 7.5