The large breakfast buffet in the dining room and excellent lunch menu are big draws, and the dinner menu provides daily specials served in an elegant setting. If you want a quick meal, the casual Terrace is next door. Open mid-May to mid-October and mid-December to mid-March daily for breakfast, lunch and dinner. Reservations required for dinner. $-$$$. Most major credit cards. Mammoth Hot Springs, Yellowstone National Park. Phone 307-344-7311 for reservations. Toll-free 866-439-7375.