Labor Day in Kensington

The 37th annual Kensington Labor Day Parade and Festival will show how small-town America has influenced urban life. The events will feature high school marching bands, youth dance teams, antique cars and clowns. 10 a.m. Monday. The parade starts at St. Paul Street and Plyers Mill Road. The festival will follow. Free. 301-942-9254 or ladytaylor@msn.com.

Gaithersburg Parade

Gaithersburg's 66th annual Labor Day Parade will feature fire engines, marching bands, floats, dance groups, costumed characters, clowns, horses and giant balloons. WMZQ-FM is sponsoring the Turkey Hill Cow, which will travel the parade route with free ice cream. 1 p.m. Monday. The parade starts at East Diamond and Summit avenues. Free. 301-258-6350.

'It's a Big Job'

The National Capital Trolley Museum will celebrate Labor Day with the film "It's a Big Job." Rides will be available on the museum's street cars. Also on display is the exhibition "Streetcar Communities," which features the region's streetcar lines and explores the development of Washington and its suburbs. Noon-5 p.m. Monday. National Capital Trolley Museum, Northwest Branch Park, 1313 Bonifant Rd., Colesville. $3, or $2 ages 2-17 and 65 and older, for rides on the demonstration railway. 301-384-6088 or www.dctrolley.org.

The Kensington Labor Day Parade, shown last year, will begin at 10 a.m. Monday. A festival will follow.