Cider Mill Lodge is in Tintern, in Monmouthshire. It's a detached bungalow, so everything is on one level. It sleeps four, in two bedrooms, and each bedroom has its own bathroom. It's got a 4 Star rating.
The place looks out over the Wye Valley. The views are really good. There's an enclosed patio garden with a hot tub and a BBQ.
You're right on the edge of the Forest of Dean. The walking is excellent from the door, whether you go into the forest or along the river. Tintern Abbey is a few minutes' drive away. It's worth seeing.
Chepstow is about five miles. The castle there is a Cadw site. There's a racecourse and golf too. A local pub and a shop are a mile away.
For facilities, it's got a washing machine, dishwasher, WiFi, and parking. Bedding and towels are included. There's a cot and a highchair if you need them. You can bring up to two dogs.
Useful links for planning: Cadw for the castles and Wye Valley Area of Outstanding Natural Beauty.