The Delaware River Waterfront Corp. is holding two Free Neighborhood Nights at Blue Cross River Rink on Penn's Landing. Admission is free - just mention "neighborhood night" or tell them you're from Northern Liberties.You can skate (skate rentals are $10) or just enjoy the scene. And Planning staff from the Delaware River Waterfront Corp. will be on hand to answer questions and just chat in an informal environment. Full details at http://bit.ly/N9EreD.