2019 Mammoth Cup Golf Tournament – moved to May 24!

May 24

Get your team together and sign up now for this year’s exciting event rescheduled for next Friday, May 24, when the sun comes back! You can register and pay here  or sign up at the golf course before May 10, 2019. Great tee prizes! Excellent golf course! Fun side bets! Indian Taco Awards Dinner! (Purchase extra dinner tickets here.)

Thank you to our title sponsor Wildhorse Resort & Casino and our Clubhouse sponsors Wenaha Group, Strategic Wealth Management, Bally-SG Gaming, Clover Island Inn, CHI St. Anthony Hospital, Pepsi/Pendleton Bottling Co., Confederated Tribes of the Umatilla Indian Reservation, IGT, Everi, Artistocrat, Ainsworth, Byrnes Oil Co., and Hester & Zehren! If you’d like to be a sponsor and support Tamastslikt Cultural Institute, please contact Bobbie Conner at 541.429.7700 or write


Museum Store Winter Sale

All Winter Wear 40% off


World War I Posters

November 06