Delph Reservoir

The water at Delph Reservoir sits absolutely still most days, reflecting the moors that rise up around it like something from a Victorian painting. It's a proper working reservoir - not some manicured leisure destination - which means you're getting the real thing: industrial heritage meets natural beauty in equal measure, just outside Bury.

Walking the perimeter takes a solid couple of hours depending on your pace, and it's genuinely peaceful. The path is reasonably maintained, though you'll need decent shoes when it's been wet. Water birds are the main entertainment - cormorants, grebes, the occasional heron if you're lucky enough. Bring binoculars if you're remotely interested in birdwatching; otherwise it's about the walk itself and the views across to the hills.

Historically, this is proper Lancashire industrial landscape. The reservoir's Victorian engineering feels less showboating than some of its counterparts, which is refreshing. It's free to visit and there's no formal admission charge that we can find.

It suits walkers more than families wanting a day out, though older kids who don't mind a straightforward walk around water won't find it boring. The nearest town is Bury, which has decent cafes for a post-walk bite. If you're camping nearby at Burrs Country Park - only 6.4 miles away - this makes an excellent half-day outing to break up the holiday. It's the kind of place that rewards a proper visit rather than a quick stop.