We did this over the PA system in 1990. We gave prizes to the correct winners from local restaurants. It was fun. Technology has changed so much now you can do this over your computer and sound system and use student computers.
Day1 - Pyramid Mountain or Pyramids-From "Total Recall"
Day2 - Yellowstone . Wyoming . Idaho . Montana
Day3 - Los Angeles
Day4 - North Dakota
!942 - 1945 The Navy
Day5 - Kentucky