Timber of a ship's rudder on the Thames foreshore near the Mayflower pub at Rotherhithe, London. This area was heavily used for the breaking up of ships.
Date: 19th Century approx.
Kindly suggested by Alan Murphy (Mudlark_thames_larker, @Rothersman) who also helps with the in situ care of the timbers here.
397 photos taken in January 2020 with a Sony a6000 and processed in Reality Capture.