This icon represents treehouse. It is a rectangle with a large flat bottom and a square on top. It has a wavy line all the way around the house representing a tree top. The square in the middle has a triangle top and a smaller square inside.
This Treehouse icon is made in Material Design style
developed by Google. This style is based on extremely simplified shapes, thin two-pixel lines, and is optimized for 24x24 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 5,700 icons, all in the same style and quality.