After Los Angeles, Boston is probably America's best sports town (he said pridefully). And this year's Boston Marathon will carry extra resonance after last year's tragic bombing. Look for tributes and concerts amid a double dose of Boston Strong civic spirit. Give the experience extra meaning by volunteering along the marathon course. Applications are being accepted now. Info: http://www.baa.org Pictured: After finishing the 2010 race, participants walk along Boylston Street.
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