From M25 Junction 10, take A3 south towards Guildford. Take the exit towards Guildford/A322/Horsham/A281/Bagshot. Use the left 2 lanes to turn left onto Woking Rd/A320; go through 2 roundabouts then turn right onto York Rd/A246. At the roundabout, take the 1st exit onto Onslow St/A322, slight left onto Millbrook/A281. Continue to follow A281. At the roundabout, take the 1st exit onto Kings Rd/A248, continue to follow A248. After about 1 mile, continue straight onto Wonersh Common road/B2128, car park will be signposted on right.