Latino Festival -- Celebrate Hispanic Heritage Month with Latin food, music and dance at Frederick Community College, 7932 Opossumtown Pike. Festivities begin at 11 a.m. and go until 7 p.m. Free. Call 301-624-2711 or e-mail firstname.lastname@example.org.
Fiddler's Convention -- Head to Historic Berlin for free concerts, musical competitions, crafters and a Bluegrass Gospel jam session. The events run 10 a.m.-4 p.m. today and 9 a.m.-noon tomorrow on Main Street. Free. Call 410-219-3500 or visit berlinmdcc.org.
Horsing Around -- Watch Olympic veteran equestrians compete in the Columbia Classic Grand Prix on the campus of Howard Community College, 10901 Little Patuxent Parkway, Columbia. Tickets are $8 for lawn seating, $15 for grandstand seating, $100 for tailgate space and $200 for tent seats. Those younger than 8 are admitted free for lawn seating or pay $5 for grandstand seating. Call 410-772-4450 or go to www.howardcc.edu/grandprix.
Fall Fest -- Celebrate the changing of the seasons with family and friends at this event in Annapolis. A number of vendors will be selling art, antiques, furnishings, jewelry and clothing; there will be musical performances from Murphy's Law, Dan Haas, Ben's Bones and the Unified Jazz Ensemble. Activities run 10 a.m.-5 p.m. at Maryland Avenue and State Circle. Free. Call 410-990-9700 or go to marylandave.com.
Car Show -- The streets of Little Italy will be lined with Ferraris, Maseratis and Lamborghinis for the Concorso Italia de Little Italy from 10 a.m. to 6 p.m. The cars will be on display along Stiles and Albemarle streets. The event is free. Call 410-444-3804, ext. 114, or e-mail email@example.com.