Overgrown is designed as an ancient Protoss temple that has been worn down by time and war. Collapsed bridges and structures litter the battlefield. Fallen statues serve as reminders to the grandeur and prestige once held by the temple. Now, plants grow through the roads. Walls and columns crumble. Some areas that were once well paved streets are now completely covered in plant life. There are multiple ways to get to your enemy. At first, only the longest path is open, but rocks give way to more paths. There are two high value resource fields. One is in the top right and can easily be attacked. The other is right in the middle, behind a large wall of rocks. Here's an overhead view:
Not all the screenshots are linked here there are more.
July 21- fixed stuff the patch broke.