A nice tutorial on sculpting and then making a mold of an urban wall.
Modeling
Basing Trees
Here’s a photo tutorial on basing tree armatures.
Making Hills From Cork
Kevin’s Miniatures and Hobby Table Blog has a photo tutorial on making small hills out of cork.
Scenery Bits Photos
I was inspired by these World War I bits of scenery. I especially like the “rough ground” pieces.
Making A Rocky Hill From Wood Chips
The Maiwand Day blog has a very nice photo essay on making a rocky hill from wood chips. It’s immediately on my project list.