New York City Structures: St. Mark’s Church-in-the-BoweryThe oldest known site of continuous religious practice on the island of Manhattan—St. Mark’s Church-in-the-Bowery. SavePrinttim.mcdevitt7/5/2011|Updated: 10/1/2015We had a problem loading this article. Please enable javascript or use a different browser. If the issue persists, please visit our help center.