I realise this is a US site, but if you ever managed to get over the pond the countryside in the UK takes some beating IMHO
I’ve recently started a walking blog, predominantly about wildcamping on the Lake District fells, and have included links to UK walking sites that should cover most of the initial questions
So I offer for your perusal
Walkabout In The UK
http://WalkaboutUK.blogspot.com
Hope it helps