In another Thread I mentioned TerraGen, which is used in the movie industry to create animated matte effects. For those who might be interested TerraGen 3 Prerelease (Beta) is now available for sale. Or if you wish you can still register for the possibility to win a free copy. Please Note that upgrade purchases for TerraGen 2 users are not yet available. This pre-sale is limited to TerraGen 3 Professional, either with or without animation capabilities.
I have been told on the Planetside forums that TerraGen is fully compatible with Maya (and TerraGen 3 will be compatible with 3DS Max 2013. For me, I found that it will not (Fully) export to 3DS Max 8..