But the bridge ends up under water on the Illinois side of the river.

On the Illinois side, the students are bused to Bismarck.

What seemed like all the artillery shells in the world opened upthen, on the Illinois side of the river.

Cahokia is the great mound near St. Louis, on the Illinois side of the river.

On the Illinois side of the bridge, US 150 began at the state line.

The town on the Illinois side became known as "Sarahville" by 1816.

Moline emerged as a retail, transportation, and cultural hub on the Illinois side of the river.

In the original plans for the Gateway Arch, there was an idea to include an architecture museum on the Illinois side of the river.

The island is accessible only from the Illinois side.