I am just getting into Irrilcht, and am very impressed. However, i'm still at the stage where I need to see how everything is done by examples.
One of the main parts of my application will be a large terrain model. I have seen a number of screenshots of terrains, eg

but I can't find a complete example terrain tutorial/examle program. Is there anyone who has one to hand?
For your information, the program is a ship (conventional, not space) simulator for navigation and chartwork training, so not really a game, but same principles. It's currently in darkBasic, but I think a move to C++ will be beneficial. Here's a screen of the current (darkBasic) version:

James Packer