Our 21st-Century Architecture: 25 Years 25 Buildings pick for 2011 is the National 9/11 Memorial, designed by Michael Arad of Handel Architects – a powerful symbol of loss, remembrance and healing.

Beginning Feb. 2, those who work, live and study in New York City will be able to visit the 9/11 Memorial & Museum, located at the World Trade Center, for free on the first Sunday of each month.

Rockland County residents were lost in the terrorist attacks of 9/11. Twenty four years later, that number has continued to ...