There's a little piece of software I play around with every now again in dull moments. It generates a piece of terrain and allows you to render it with various options - the renderings can be quite beautiful. I've used it in the past to inspire my writing, so I figure it could do the same for you.
Find it here.
There are a number of versions. I've pointed you to the latest.
Find it here.
There are a number of versions. I've pointed you to the latest.