| http://www.w3.org/ns/prov#value | - Based on past programs, the field trips may include New York highlights such as Rockefeller Center, Top of the Rock, Times Square, United Nations, Statue of Liberty, Ellis Island, Metropolitan Museum of Art, the Museum of the City of New York, the Federal Reserve, the Philadelphia Museum of Art, Philadelphia historical district walking tour, Philadelphia's Constitution Center, and Princeton Univer
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