Big Timber Riverside is a private home located in Montana, USA. It was designed by Hughes Umbanhowar Architects. Big Timber Riverside by Hughes Umbanhowar Architects: “The sole shelter providing trees on this 2000-acre Montana ranch are the cottonwoods along the banks of the property-bisecting river. The house is sited is in a clearing within a grove of these trees that reveals a clear view of the distant mountain range known..