Three Castles Walk (Monmouthshire)
Follows ancient tracks between medieval castles through rolling Monmouthshire countryside with moderate climbs and descents. The full route covers around 19 miles, typically done in sections rather than one go. Too long and challenging for young children or buggies—expect stiles, field paths, and uneven terrain. Dogs welcome but keep on leads near livestock. Rewards you with castle ruins, panoramic views across the Usk Valley, and genuinely atmospheric woodland stretches that feel miles from any