Carnegie Mellon University and the city of Pittsburgh is situated on land that has been continuously inhabited for over 16,000 years, serving as a home to members of the Adena, Hopewell, Monongahela, Lenape, Shawnee, Wyandot, Tisagechroami, Delaware, and Mohican communities before becoming a territory of the Iroquois Confederacy. The Iroquois Confederacy included the Mohawk, Onondaga, Oneida, Cayuga, Seneca, and Tuscarora people, whose relationships with the land continue to this day. The Seneca name for Pittsburgh is Dionde:gâ.