Designed by Reid Smith Architects and built by Teton Heritage Builders, Lower Foxtail Residence is located in the Yellowstone Club, a private residential club, ski and golf resort located in the state of Montana. Bill Gates is a member, as are numerous politicians. There are an estimated 250 members in total. Membership costs $5 to $35 million for a home, plus $250,000 membership fees, and an annual fee of $20,000. The full album of this home can be viewed here.