Not a very effective moat, but it makes a pretty lake.

Image transmitted back from an exploring rover on an alien planet.

This isn't any particular red rock, but reminiscent of many such rocks around the world.

Here's an inexpensive way to make you computer look expensive.

Here is a creepy graveyard to put you in the Halloween spirit.

This is based on a drawing I did years ago, so it's look is more reminiscent of that imagined drawing than actual Mayan temples. The Olmec head is fairly accurate.

A magical ring of stones, can you think of a better way to travel?

Dramatic lighting on a dark castle. If you look carefully, you can see the lowest level enters the rock on each end.

The wall is entirely made up of Boolean primitives in Bryce (plus a bitmap texture of course.)