The Terrain Perimeter is a closed polyline defining the boundary of the terrain that generates in 3D views and of the contour lines that generate in plan view. Select "Create Terrain Perimeter" to add this boundary.
Terrain and Site Plans
282 - Creating a Terrain Elevation Reference Point
75 - Terrain & Site Plan Basics
49 - Creating a Terrain Perimeter
250 - Adding Terrain Elevation Data
52 - Terrain Features
242 - Trace a Terrain Lot Image to Create a Site Plan or Terrain Perimeter
1056 - Import a Surveyor DWG file for a Site Plan or Terrain Perimeter
411 - Terrain Contours Absolute Elevations vs. Sea Level Elevations
412 - Creating Sloped Terrain and Adding Retaining Walls
51 - Creating a Walkout Basement
1930 - Creating a Site Plan or Plot Plan
413 - Creating Terrain Setback Lines
414 - Placing a Plan Footprint on a Site Plan
192 - Creating Procedural (3D) Grass
53 - Plant Chooser
2424 - Distributing Objects Along a Path or Region
2425 - Converting CAD to Distribution Paths or Regions
