----------------------------Original message---------------------------- Does anyone out there have any experience in creating 3D terrain models in foam, plastic or whatever from topographic maps or DTM's ? If you have I'd be grateful if you'd share your experiences or point me in the direction of some reference material about this subject. Thanks in advance, Gary Hubbs [log in to unmask] Gary Hubbs, Project Consultant Loxley Intergraph (Thailand) Limited Gypsum Metropolitan Tower, 9th Floor 539/2 Sri Ayuthaya Road Bangkok 10400, Thailand telephone : (662) 248 8274-6 fax : (662) 248 8278 visit our web site at http://www.loxley.co.th/intergraph