Hi there, welcome to WAB.
Here's a few suggestions for scenic walks...
Timbercombe Woods (SE. Parking/ starting at Beeches Road)
Nuthill, Upton St. Leonards
Belas Knap NE of Cheltenham, near Charlton Abbots
Churchdown Hill near the village of Churchdown in Gloucestershire, parking at stump lane.
There's also the deer & bird park at Prinknash.
Let us know how you get on.