From Waterloo/Cedar Falls:
Take I-380 south to the Collins Rd exit. Turn east (left) and proceed to 1200 Collins Rd. The Marriott is on the left hand side, just past Chili’s Restaurant.
From Iowa City:
Take I-380 north to the Collins Rd exit. Turn east (right) and proceed to 1200 Collins Rd
From Davenport/Moline:
Take I-80 west to I-380 north. Exit at Collins Rd. Turn east (right) and proceed to 1200 Collins Rd
From Des Moines:
Take I-80 east to I-380 north. Exit at Collins Rd. Turn east (right) and proceed to 1200 Collins Rd