Conversation so far:
What is unique about the Plains Indians' culture?
The Plains Indian Culture followed the buffalo migration-or movement of the buffalo.
What game did the Plains Indians hunt?
Although people of the Plains hunted other animals, such as elk or antelope, buffalo was the primary game food source.
What were the differences between men and women in the Plains Indians' culture?
Historically, Plains Indian women had distinctly defined gender roles that were different from, but complementary to, men's roles.
What differences are there in Indian and European culture?
Differences between Indian and European Plains Indians were land, property and trade, religion, gender roles.
What is fascinating about the Plains Indians' culture?
In Plains cosmology, certain items may possess spiritual power, particularly medicine bundles which are only entrusted to prominent religious figures of a tribe, passed from succeeding generational keeper to keeper.

Question: How did their culture change when they met Europeans?
Self-contained rewrite: How did the Plains Indians' culture change when they met the Europeans?