Art History - Provides links to art history sites covering prehistoric to 20th century art, architecture and photography.
Internet Movie Database - HUGE collection of movie information on every pertinent detail about a movie, from who was in it, to who made it, to trivia about it, to filming locations, and even where you can find reviews and fan sites on the web.
National Film Registry - List of American films considered culturally, historically, or aesthetically significant. Compiled by the National Film Preservation Board under the direction of the Librarian of Congress.
Wesley Morris' Movie Reviews - Wesley Morris,2012 Pulitzer Prize Winner for criticism.
Internet Broadway Database - Records of productions from the beginnings of New York theatre until today.