Ryan Buchholz, 36, rides his bike from the East Falls Church Metro station to his home in Falls Church. (Astrid Riecken/For The Washington Post)

People who pledged to “UnCar” by Monday were awarded a coupon for a free pizza, but organizers are holding events throughout the area to ramp up enthusiasm.

Frederick County is offering free shuttle rides. Montgomery County Metrorail stations will hold giveaways and prize drawings Thursday between 6:30 and 9:30 a.m. In Virginia, Car-Free Day is part of the fourth annual Try Transit Week, a statewide effort to encourage public transportation use.

Thursday also marks Capital Bikeshare’s first anniversary; Capital Bikeshare will celebrate Thursday night from 6 to 9 p.m. with a party at Yards Park.

Car-Free Day is held annually on Sept. 22. About 1,500 cities worldwide are expected to participate Thursday.

Are you planning to observe Car-Free Day? Tell us how in the comments below.