Dorothy Rothschild's former school on West 79th Street.
Dorothy Rothschild’s former school on West 79th Street.
Here is the spring walking tour schedule. (Note the March 29 walk is cancelled):

Dorothy Parker’s Upper West Side Walking Tour
Saturday, April 12

Noon-2:00 PM, Riverside Park and West Seventy-second Street
Visit Dorothy Parker’s neighborhood and walk in her footsteps to her former apartments, haunts, school and more. See one of the most beautiful and historic neighborhoods through the eyes of a young Dorothy Parker. Learn about the history of the Upper West Side, its architecture and development, all tied into the life of Mrs. Parker. See more than a dozen locations tied to Mrs. Parker, as well as see scores of local landmarks, architectural gems and historic sites. Dorothy Parker’s Upper West Side begins at Riverside Drive and West 72nd Street, at the statue of Eleanor Roosvelt. The Parker walking tour (20 blocks) takes in Riverside Park, Broadway, literary landmarks and architectural highlights.

The Algonquin Round Table Walking Tour
Saturday, May 31

Noon-2:30 PM, Algonquin Hotel
The Algonquin Round Table comes alive in the only New York walking tour devoted to the famed literary group. The 2-hour walk celebrates Dorothy Parker, Robert Benchley, George S. Kaufman, Harpo Marx, Edna Ferber, Franklin P. Adams, Heywood Broun, Harold Ross, Robert Sherwood, Marc Connelly and the rest of the Vicious Circle. The tour begins and ends at the landmark Algonquin Hotel, 59 West 44th Street. The tour encompasses the Theatre District, Rockefeller Center, Times Square and Hell’s Kitchen. Guests will see the former homes, haunts and hangouts of the Vicious Circle of the 1920s. See where The New Yorker began, visit the spots where the speakeasies once stood, and walk in the footsteps of the legendary wits. There are more than 40 destinations on the tour; among them are places associated with the Vicious Circle: speakeasies, theaters, offices, homes and landmarks. Immediately following the walking tours guests have the option of having cocktails on the Upper West Side, or lunch at the Round Table in the hotel’s award-winning restaurant (cost of lunch separate).

All information and advance tickets info here.