Between the mass and the reception, you have enough time to:

- Have a drink in Cambridge (Shay's and Cambridge Common are favorites) or Boston (21st Amendment and Emmet's are classic)

- Walk around Beacon Hill and Boston Common

- Shop in Back Bay

- Take a short nap

- Tour Fair Harvard

- Go to the Harvard Art Museum or see the Glass Flowers

- Visit the Old North Church or North End

- Visit The North End

- Take a tour of Harvard or MIT

- Board the USS Constitution

- Listen to the famous "Zither Man" and feed the ducks in Boston Common

- See fine art and beautiful architecture in the Isabella Stewart Gardner Museum

- Catch a baseball game and enjoy Cracker Jack at Fenway Park

- Shop in the stores of Back Bay

- See Harvard's world-famous Glass Flowers

- Visit the Old North and South Churches

- Pop in to the Boston Public Library's Main Branch

- Lose money at the Encore Casino

- Enjoy chocolate at L.A. Burdick's

- Pray for the souls of the faithful departed at Mt. Auburn Cemetery

- Buy a rare book or map at Commonwealth Books

- Have a beer at an Irish Pub

- Cause a scene outside the Massachusetts State House

- Measure the Harvard Bridge in Smoots

- Stand in the exact center of the John W. Weeks Footbridge

- Pray and reconcile yourself to the Lord at St. Paul's Church

- Enjoy the architecture of Beacon Hill

- Meet local eccentrics in Harvard Square

- Learn Portuguese in Fall River, MA

- Boycott witchcraft and visit a "Ripley's Believe It or Not" in Salem

- Take a tour of Boston Harbor by boat or ship

- Go Clamming at a local beach