2015 - Anniversary of 9/11 Everyone remembers where they were and what they were doing the Tuesday morning of the September 11, 2001 during the attack on the New York City World Trade Center. In that ground zero location now is a special 9/11 Memorial and the 9/11 Memorial Museum. The 9/11 Memorial opened September 1, 2011 and the Museum in May 2014. #Sept11 #WeRemember #911
Beneath NYC's ground zero, a museum take shape. Joe Daniels, left, 911 Memorial president, and Anthoula Katsimatides, a member of the 911 Memorial board, are seen through tangled steel recovered from the World Trade Center site and installed at the 911 Memorial Museum.
People tie ribbons at the base of the last pillar to stand at Ground Zero to honor rescue and recovery workers during a ceremony for the 15th anniversary of the end of the 9-month recovery effort at the 9/11 Memorial and Museum in New York City. (📷 by Spencer Platt/ Getty Images)