"The Fin Inn" An Aquarium Restaurant The original Fin Inn Restaurant opened May 8, 1981 with only eight tables. The restaurant now seats approximately 214 people. We have four 2,000 gallon aquariums. Twenty-one of our tables have large table-side aquarium viewing windows for the enjoyment of our customers. The aquariums have many types of fish found in the Mississippi River. They also have different kinds of turtles, including Loggerheads, the largest weighing well over 100 pounds and probably over 100 years old. 8,000 gallons of aquariums, see them all at the Fin Inn. Bring some guests and experience a unique dining experience. We have a Full Menu that includes several kinds of fish, steak, chicken and seafood and for variety, turtle soup and homemade desserts. Open Year Round, 7 Days A Week! Summer Hours: 11 am - 9 pm Winter Hours: 11 am - 8 pm Located on the Great River Road (Route 100). 1000 West Main Street Grafton, IL 62037 (618) 786-2030 Click Here to get Driving Directions Fin Inn Restaurant 1000 West Main Street Grafton, IL 62037 (618) 786-2030 Copyright © 2001- Fin Inn Restaurant. All rights reserved.