This is the fifth of a series of caches along the Chisholm Trail, a foot and cycle path connecting various parts of Cambridge, including Fen Ditton, the River Cam and Perne Road. Phase 1 of the trail was only recently completed in November 2020, with the second and final phase not being completed yet. The trail is a lovely route, including great views of the River Cam, but can get quite busy especially on sunny days. For several of the caches, I have included an image with an arrow pointing towards the direction to walk or look to arrive at the cache relatively quickly.
The fifth cache is somewhere in these logs: