Mark Your Calendar

Greater Boston Convention & Visitors Bureau. There's always something happening in Boston. For a full selection, consult the Greater Boston Convention & Visitors Bureau. MA. 888/733-2678. www.bostonusa.com.

Winter

Boston Wine Expo. Oenophiles rejoice in mid-January when the Boston Wine Expo returns to the Seaport World Trade Center. MA. www.wineexpoboston.com.

First Night. Boston celebrates New Year's Eve with First Night. A day of artsy, alcohol-free events peaks at midnight with fireworks over the Harbor. MA. www.firstnight.org.

Spring

Boston Marathon. The third Monday in April (Patriot's Day), runners race 26.2 miles (www.bostonmarathon.org) from Hopkinton to Boylston Street, and horsemen reenact Paul Revere's Ride (www.nationallancers.org) from the North End to Lexington.

Summer

Boston Pops Concert & Fireworks Display. The Boston Pops Concert & Fireworks Display at the Hatch Shell caps it off on Independence Day. MA. www.July4th.org.

Harborfest. Harborfest, Boston's six-day July 4 celebration, sponsors more than 200 events—including the USS Constitution Turnaround Cruise. MA. www.bostonharborfest.com.

Fall

Boston Film Festival. Get reel in mid-September at the weeklong Boston Film Festival. Independent films premiere, with directors and actors adding star power. MA. www.bostonfilmfestival.org.

Head of the Charles Regatta. In mid-October, college crew teams compete in the Head of the Charles Regatta, the world's largest two-day rowing event. MA. www.hocr.org.

Fall Outside the City

Working Waterfront Festival. In late September, New Bedford's commercial anglers strut their stuff at the Working Waterfront Festival, showcasing their skills and loads of fresh seafood. MA. www.workingwaterfrontfestival.org.

Essex County's Topsfield Fair (www.topsfieldfair.org), the nation's oldest agricultural event, happens in October; and Salem hosts candlelight tours, witch trial reenactments, and other Haunted Happenings (www.hauntedhappenings.com) all month.

In November, celebrate turkey day the modern way at Plymouth's Thanksgiving Parade (www.usathanksgiving.com), or go retro with a Pilgrim dinner at Plimoth Plantation (www.plimoth.org).