“There’s no right answer except to play and experiment,” says interior designer Jonathan Adler in regards to the Shelter Island getaway he shares with his husband, fellow design expert Simon Doonan. Custom ceramic wall tiles, a few plants, and a self-made rug, stool, and coffee table all add to the home's inimitable decor. Tagged: Living Room, Chair, and Pendant Lighting.  Best Photos from Spaces Transformed by Interior Plants