9.5K views · 442 reactions | Two steel columns, from the North Tower, known as tridents. They are the first artifact that visitors encounter as they make their descent into the 9/11 Memorial Museum and the only one visible from the 9/11 Memorial. www.911memorial.org/visit | National September 11 Memorial & Museum | Facebook

355 reactions · 27 shares | Nearly 25 years after 9/11, the response to that day continues to affect tens of thousands of survivors, volunteers, and responders from all over, who aided our city in its moment of greatest need. Book tickets to learn more about 9/11 health effects and the path to monitoring and treatment. “Dust: Illness and Advocacy After 9/11” now on view at the 9/11 Memorial & Museum >> | National September 11 Memorial & Museum | Facebook

15K views · 309 reactions | 9/11 Memorial at Bishop’s Palace in 2018, remembering the lives lost and honouring the brave first responders of that fateful day. For the full video visit: https://www.facebook.com/Waterfordcouncil/videos/381841075687996 | The Irish Post | Facebook

2.6K views · 69 reactions | Nearly 3,000 people lost their lives 19 years ago during the tragic events of September 11, 2001. The 21st Theater Sustainment Command honors the memories of those we lost and pays tribute to all of the patriots who sacrified their lives in defense of freedom. #PatriotDay #NeverForget #September11 #FirstInSupport #StrongEurope #Team21 | 21st Theater Sustainment Command | Facebook

Op 11 september 2001 crashten twee gekaapte vliegtuigen in de Twin Towers in New York. | National Geographic