This trip is organised by Semsikkha (SEM) and Natural Building Project under the Sathirakoset-Nakapratheep Foundation.
All details including their contact is avaliable here
For more information contact:
Mr. Thana Uthaipattrakoon
Spirit in Education Movement (SEM)
PO Box 1, Ongkharak, Nakorn Nayok, 26120, Thailand
Tel. +66 0 37 33 183 Fax +66 0 37 333 184