Step Three: Keep Drinking.

Again, it doesn't really matter where.
You aren't drunk enough to appreciate Iowa City yet.

Above: Our Heavy Drinker enjoys himself amidst pigeon droppings, an easy task when you're dedicated to drinking.

Iowa City has many places to drink which are certainly suitable for drinking.
At this early stage- halfway through the bottle, say- the alcohol hasn't gone to your head yet.
You may want to sit down, or find a nice shady spot.