**UPDATED** New Event Listing for OHNY Weekend! As America's largest architecture and design event, openhousenewyork Weekend allows you to discover new neighborhoods, explore with friends and family, and experience our city's architecture and design through special talks, performances, and family-friendly workshops -- all free of charge. Updates in red below! This 9th Annual Weekend falls on October 15th and 16th in 2011.  For more information, visit http://ohny.org/weekend/overview LANDMARK WEST! is hosting the following events: NEW ADDITION! West End Avenue Walking Tour Sunday, October 16th at 1:00PM West End Avenue, an assortment of grand residences, houses of worship and educational institutions, offers a cohesive picture of the development of the Upper West Side. This is a terrific opportunity to learn more about West End Avenue prior to the final Public Hearing at the Landmarks Preservation Commission regarding the proposed West End Avenue Historic District Extensions on October 25th. This tour will be led by Gregory Dietrich of Gregory Dietrich Preservation Consulting. Gregory is a graduate of Columbia University's Historic Preservation and Real Estate Development programs and has been working in the Historic Preservation field for more than eleven years. This tour is offered as part of openhousenewyork, but reservations should be made through LANDMARK WEST!. Email us at [email protected] to reserve a spot and we will let you know the meeting location for the tour. This Tour is SOLD OUT! Farmhouses to Townhouses WALKING TOUR FOR CHILDREN AND THEIR FAMILIES Saturday, October 15th at 11:00am Recommended Ages 6-10 Discover how the Upper West Side has developed over the past 150 years, from farmland and horse trails to a hustling and bustling neighborhood!  NOTE: This tour is for children and their families. Reservations Required! Please click here. First Baptist Church OPEN HOUSE    265 West 79th Street at Broadway Saturday, October 15th from 10:00am to 4:00pm Come discover this neighborhood landmark, completed in 1893 and designed by George Kesiter, situated at a major crossroads of the Upper West Side.  First Baptist features an eclectic Italian Romanesque Revival facade and a gorgeous stained glass barrel-vaulted ceiling. First Baptist is included in the Riverside-West End Historic District Extension I, heard by the Landmarks Preservation Commission in March 2011. St. Ignatius of Antioch Episcopal Church OPEN HOUSE 552 West End Avenue at 87th Street Saturday, October 15th from 9:00am to 5:00am Sunday, October 16th from 1:00pm to 5:00pm St. Ignatius, designed in 1901 by Charles Coolidge Haight, is distinguished by its stained glass windows, Roman brick interior, and Gustavino ceiling tiles. The magnificent interior also features a significant collection of American Gothic Revival polychrome wood sculptures. St. Ignatius is included in the Riverside-West End Historic District Extension I, heard by the Landmarks Preservation Commission in March 2011.  UPDATED! First Church of Christ, Scientist OPEN HOUSE  Central Park West at 68th Street Saturday, October 15th from 10:00am to 5:00pm Organ Performances with Kevin McCarter at 12:00pm and 2:00pm Guided Tours of the building at 12:45pm and 2:45pm Sunday, October 16th from 1:00pm to 5:00pm Organ performance with Kevin McCarter at 4:00pm Guided Tour of the building at 3:00pm Discover this 1901 Beaux Arts church designed by Frederick R. Comstock, recently emerged from a mult-year restoration that returned the white marble and granite facade, green copper dome (measuring 42 feet in diameter and rising to a total height of 100 feet), grand entrance doors, and glorious interior to their orignial splendor. First Church was designated a NYC Landmark in 1990 as part of the Upper West Side/Central Park West Historic District. Church of St. Paul and St. Andrew OPEN HOUSE  West 86th Street at West End Avenue Saturday, October 15th from 12:30pm to 5:30pm   An architectural, cultural and spiritual anchor of the Upper West Side, The Church of St. Paul & St. Andrew, was designed by the architect R.H. Robertson and completed in 1897. This church is an eclectic mix of Romanesque, Renaissance, and Classical styles featuring a 108-foot octagonal tower and a 1,000 seat sanctuary. St. Paul and St. Andrew was designated an Individual Landmark in 1981. A Recommendation Beyond the Upper West Side... St. Vincent de Paul Church OPEN HOUSE  127 West 23rd Street at 6th Avenue   Saturday, October 15th from 9:00am to 5:00pm Talks and tours throughout the day Built for New York's French community, the church features two building facades, mural paintings, and exquisite stained-glass windows depicting French religious history.