The address is for supermarket deliveries is:

Park Hill Scout Camp,

Longleat Estate,

Warminster,

Wiltshire,

BA12 7NW

 

The exact grid reference for the entrance  is: ST 832 431.

Search the GR here: http://wtp2.appspot.com/wheresthepath.htm

 

This is 250yds south west of the main attraction entrance (WHICH IS NOT TO BE USED).

Sat Nav directions to the site are not helpful- the postcode takes you to a location 2.5km from the actual campsite. Signposts will be intalled to make finding the entrance easy.