There's also Worldz (Now at Version 3) here in the MP by Andix (or whatever he's called now L) That one also gives nice results and is relatively light on ressources too. The Woodland Playset and the new Millennium cyclorama-thingie from Daz are semi 3D so they aren't as "flat" as the original cyclorama.

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You just can't put the words "Poserites" and "happy" in the same sentence - didn't you know that? LaurieA
  Using Poser since 2002. Currently at Version 11.1 - Win 10.