The National September 11 Memorial & Museum, also known as the 9/11 Museum, commemorates the attacks on the World Trade Center on 26th Feb 1993 and 11th Sep 2001. Both these attacks were some of the deadliest attacks of terrorism in the US that took the lives of thousands of people. The construction of the 9/11 Memorial & Museum started in 2006. Here, you can find over 40,000 images, more than 3,500 oral recordings, and over 500 hours of video footage that tell the story of these tragic events. Discover 14,000 artifacts as well to learn about how the events unfolded.