The Construct does have it's uses. seachnasaigh has a sampler set of textures in the freestuff for the ground and sky. Mix and match to your hearts content

https://www.renderosity.com/mod/freestuff/material-sampler-for-the-poser-11-construct-environment/76634

Poser 11 , 180Gb in 8 Runtimes, PaintShop Pro 9
Windows 7 64 bit, Avast AV, Comodo Firewall
Intel Q9550 Quad Core cpu,  16Gb RAM, 250Gb + 250Gb +160Gb HD, GeForce GTX 1060