Commuters are being challenged to bike to work — or at least part of the way — as part of the Bike Commuter Challenge. View Full Caption Philin Phlash

CHICAGO — Bicyclists can enjoy Dark Matter Coffee in the morning and Revolution Brewing beer in the afternoon if they take on the Bike Commuter Challenge from Friday to June 20.

Participation is free. Commuters register online, creating or joining a workplace team, and then log their trips online. More than 6,800 Chicago-area employees from nearly 450 companies logged bike trips during the 2013 challenge, according to a news release from the Active Transportation Alliance, which hosts the challenge.

Discounts to more than 100 bike shops and businesses are available to those who take on the challenge. Membership fees for the alliance will also be discounted to participants.

Participating cyclists will also be able to show their helmet and receive a free Clif bar and Dark Matter coffee in the morning or have Revolution Beer on special at participating locations:

June 16

6:30-9 a.m.: Village Cycle Center, 1337 N. Wells St., and Plaza Tenochtitlan, 18th Street and Blue Island Avenue

5:30-7:30 p.m.: Beer Bistro, 1601 W. Madison St.

June 17

6:30-9 a.m.: REI Chicago, 1466 N. Halsted St., and Ciclo Urbano/West Town Bikes, 2459 W. Division St.

5:30-7:30 p.m.: Beer Bistro North, 1415 W. Fullerton Ave., and Lake Street Kitchen + Bar, 1101 Lake St.

June 18

6:30-9 a.m.: Polish Triangle, Milwaukee and Ashland avenues, and North Shore Channel, south of Foster Avenue

5:30-7:30 p.m.: Dimo's Pizza, 1615 N. Damen St.

June 19

6:30-9 a.m.: South Lakefront Trail at Museum Campus and North Lakefront Trail at Fullerton Avenue

5:30-7:30 p.m.: Hopleaf, 5148 N. Clark St.

June 20

7:30-9:30 a.m.: Bike to Work Rally in Daley Plaza, 50 W. Washington St.

For more neighborhood news, listen to DNAinfo Radio here: