With Built-in Tunnels and Catwalks, This California Home is the Friendliest for Cats

This house in Goleta, California is home to 18 happy cats after a $35,000 make-over courtesy of Trillium Enterprises. The house was designed for a whole day of playtime for cats with customized catwalks, tunnels and climbing poles. [via trilliumonline,  inthralld]