Bus travel in Chicago is always exciting, firstly because you can drop off at very convenient locations in the city. Secondly, the prices are also cheap in comparison to taxis in Chicago.
There are many people who use bus service to move around the city.
Chicago transport authority runs busses every now and then. You would get public busses at regular intervals at bus stations.
There are all kinds of busses in Chicago. You would find charter busses, and river busses, which is extremely popular during summer time. River busses run on a river, and they take the load off the main buses, which run on roads.
Busses in Chicago
http://www.chicagotraveler.com/trains-buses.htm
Then you have mega busses, it has facilities which is worth what you pay to hitch a ride on such busses.
You would find WIFI, recliner push back seats, and run by professional drivers.
The buses are fitted with most modern amenities.
Mega busses in Chicago
http://us.megabus.com/
One of the most striking features of the city of Chicago is the numerous bus tours, which are being offered for the tourists. You would come across Chicago mini bus tours, and then you also have double Decker bus service for tourists.
Chicago mini bus tours
http://www.chicagotours.us/?event=offer.detail&offerId=1861&startDate=07/01/2010&endDate=07/31/2010
Many may not know the fact that you could carry bikes on busses. Take your bike along with you on busses when you get tired after biking. It's a paid service.
Bikes on busses
http://www.transitchicago.com/riding_cta/bike_and_ride.aspx