Engine 343 is the company of 343 firefighters who died on 9/11.
In a heartfelt poem named "That Day in September," a former police officer recalls 9/11.
Not only are there 9/11 memorials at the three main crash sites but also all around the country.
Demonstrators in Rome carry a banner showing their support of America in the war against terror.
Office Workers in Madrid, Spain, gather to honor the victims of 9/11 by observing a three-minute moment of silence.
In France, people gathered in large numbers to observe three minutes of silence in honor of the victims of 9/11.
Palestinian leader Yasser Arafat donates blood at Shifa Hospital in Gaza City in a show of solidarity with America.
In Palestine, children attended a candlelight vigil in front of the U.S. consulate.
An Israeli woman holds up a sign expressing the solidarity between America and Israel.
This anti-terrorist rally at Topgol Park in Seoul, condemning the horrific actions taken by al Qaeda.
Protesters in Bhopal, India demonstrated against the 9/11 terrorist attacks, showing their solidarity with Americans.
The pain of the 9/11 attacks were felt by many people all around the world, old and young.
Citizens of Poland pray and light candles in front of the U.S. embassy in Warsaw on Sept.12, 2001.
This flag, signed by the crew of United Flight 81, commemorates the first anniversary of the terrorist attacks.
Even 17 years after, many families of the victims are still in mourning, paying their respects to those who were lost.
From blood drives to the playing of the “Star-Spangled Banner, many people found ways to show their support.
This series of short animations focused on both the stories of people who were lost in 9/11 terrorist attacks.
This altar, built shortly after 9/11, serves as a memorial to those who were lost in the World Trade Centers.
This patriotic memorial in the LA Airport focuses on the importance of American values in a world after 9/11.
This Staten Island memorial, honors the 274 locals who were killed on 9/11 and in the 1993 World Trade Center bombing.
This structure memorializes victims from Westchester; 109 strands form an unbreakable circle merging into one tower.
Given as a gift of solidarity to the United States, this Russian-made memorial in NJ reaches ten stories tall.
This memorial in the Three World Foundation Center remembers the American Express employees lost.
This statue, located in in Oak Lawn consists of two, 14-foot-tall bronze spires that serve as a reminder of the victims lost.
The Memoria E Luce memorial, designed by Daniel Libeskind, preserves the memories of the 9/11 attacks.
This feature film dramatizes the events of Flight 93 on 9/11, and relied on transcripts to create the dialogue.
This 2006 made-for-television movie tells the story of the passengers aboard United Airlines flight 93.
The Sept. 11th VCF is an organization that helps people who were injured or had lost loved ones during the 2001 attacks.
Every year, Louisville firefighters gather to remember the victims of the 9/11 terrorist attacks.
Educating children about the events of 9/11 proved to be very challenging.
The September 11th attacks had a significant impact on the world, especially the entertainment industry.
Brooklyn native Jay-Z performs at Madison Square Garden in tribute to the firefighters and first responders.
New York Mets player Pete Alonso donates a pair of custom painted cleats to the 9/11 Memorial and Museum.
Painted by renowned Brazilian street artist Eduardo Kobra, this is a mural of a fireman in mourning.
Ten years after the terrorist attacks on 9/11, France memorializes the fallen with showing solidarity.
The “9/11 Living Memorial Plaza” in Jerusalem honors the 2,983 victims of the terrorist attacks.
Firefighters in New Zealand perform the Haka, an ancient Maori war dance, to pay tribute to the first responders.
This Saturday Night Live episode was a tribute to the people of New York, the victims, and first responders.
Kentucky Veterans Cemetery in Radcliff, KY, a memorial pays tribute to the victims and first responders of 9/11.
As part of the 9/11 anniversary commemoration, 6 moments of silence are linked to the tragic events of that day.
September 11, now also known as Patriot Day, was marked by Congress as a National Day of Service and Remembrance.
Every year, “The Tribute in Light” pierces the NY skyline to commemorate the anniversary of the 2001 attacks.
The “9/11 Salute to Our Heroes at 4th Street Live” concert was performed on September 11, 2016 in Louisville, KY.
“A Concert of Hope” speakers and performers included such names as Barack Obama, Patti LaBelle, and many more.
United We Stand: What More Can I Give was a benefit concert led by Michael Jackson.
A Tribute to Heroes was a 9/11 benefit concert that was broadcast live on television on September 21, 2001.
The Concert for New York City took place on October 20, 2001 at Madison Square Garden in New York City.
Senator Johnny Isakson reminds the American people why it is important to be thankful for the first responders.
In her speech, 8th Grader Taylor Frennete, who was only ten years old when 9/11 happened, praises the first responders.
On the 18th anniversary of 9/11, President Donald Trump, along with the first lady, speaks at the Pentagon.