Exterior, House Building Type, Flat RoofLine, Metal Siding Material, and Concrete Siding Material The Sonoma County home of Lars Richardson and Laila Carlsen is the result of a long-running collaboration with architect Casper Mork-Ulnes. A 713-square-foot indoor-outdoor Shotcrete dining pavilion dubbed the Amoeba provides a loose counterpoint to the more rigid barn structure behind it.  Photo 1 of 5 in This Home is Complete with an Indoor Jungle from 8 Great Examples of Outdoor Design