The old lead mines

A walk along the Wharfe to Hebden, Hebden beck and the old lead mines

Chimney and part of the longest flue system in the Yorkshire Dales - so it says on the info board.

Extra would have been the Hebden suspension bridge over the wharfe but it doesn't want to open, so more at https://www.flickr.com/photos/140270151@N07/albums/72157699666526492