Landscape help

Recently started using the Landscape Editor and those things just elude me. I dont understand how to remove them properly. Used all tools available and flattening the surface seems to work best. Are there any videos on this topic i can watch?

A good way to do things when you first start working with landscapes, is to repeatedly throw away what you just did ( with undo CTRL-Z ).

That way, you can try everything out and just back out if you don’t like it.

From what I can see there, you need to use the smoothing tool.

In the meantime, here’s a beginner’s guide: