Here's the postcode for it and some brief directions!
Team Spirit, Ancaster, NG32 3PY
Directions:
From North A1
Leave A1 near Newark and follow A17 towards Sleaford. Turn onto the B6403 signposted Ancaster. Follow this road through the village and across the A153. Just past the traffic lights there is a fork in the road. Take the left fork and the entrance is just on the left.
From South A1
Leave the A1 at Grantham and follow the A52 towards Boston. At the B6403 turn left and follow the road to Ancaster. Before you get to the A153 traffic lights near the village you will see a road turn off sharply on your right. Follow this road for 50 yds and you will be at the site entrance.