In honour of the 15th Anniversary of 9/11, National Geographic Channel is looking back at the very best reporting we have done since this world-changing tragedy first happened using extended excerpts from past specials that relate directly to events leading up to and following the attacks on New York City and Washington DC.

The plot follows three friends in New York City whose lives are upended by the 9/11 attacks leading to suspicion, FBI involvement, and a story about friendship, identity, and the aftermath of terrorism.

The grind of daily life as a Brick Lane Bangladessi as seen through the eyes of Nazneen (Chatterjee), who at 17 enters an arranged marriage with Chanu (Kaushik). Years later, living in east London with her family, she meets a young man Karim (Simpson).

A fictional investigative documentary looks back on the "assassination" of George W. Bush and attempts to answer the question of who committed the murder. Perhaps less morbid and disturbing to watch now than during Bush's presidency, the film doesn't address Bush's policies at all, instead focusing on the way a nation assigns blame in a time of crisis.

When a series of bombs explode in train stations throughout Mumbai, a disparate group of locals are affected in different ways. Thomas, who sells tea, meets Rupali, a reporter coping with the death of her fiancé. Meanwhile, Suresh, who is struggling with financial woes, begins to be overly suspect of all Muslims. For Sunil, a policeman working on the case, there is frustration at realizing his corrupt boss is still on the take.

Two strangers, both folk musicians stranded in California, take a road trip to New York in the days after 9/11. A story about the kindness of strangers and the power of music.

Five random strangers find themselves trapped in an elevator in the World Trade Center's North Tower on 9/11. They work together, never giving up hope, to try to escape before the unthinkable happens.

On the eve of a seven-year prison sentence, a New York drug dealer spends his final day of freedom confronting his past, his relationships, and the choices that led to his downfall in a city still reeling from 9/11.

Michael Moore's view on how the Bush administration allegedly used the tragic events on 9/11 to push forward its agenda for unjust wars in Afghanistan and Iraq.

After living abroad, Lana returns to the United States, and finds that her uncle is a reclusive vagabond with psychic wounds from the Vietnam War.

Two police officers struggle to survive when they become trapped beneath the rubble of the World Trade Center on September 11, 2001.

Based on Mariane Pearl's account of the terrifying and unforgettable story of her husband, Wall Street Journal reporter Danny Pearl's life and death.