'AMERICA'S DARKEST DAY': Newspaper headlines from around the world after 9/11

• This year marks the 25th anniversary of the September 11, 2001, terrorist attacks.
• The day after, newspapers around the world captured people's sadness, shock, and horror.
• These international front pages show what people woke up to on September 12, 2001.

It's been 25 years since the September 11, 2001, terrorist attacks.

For many people, the attacks were the biggest news story of their lifetime. Almost all who experienced it can remember where they were when they heard what had happened.

Many people who remember that day also recall the following morning, when newspapers around the world captured the horror, shock, and sadness people felt.

The Newseum, once a museum in Washington, DC, that chronicled the history of media, archived more than 100 newspapers from September 12, 2001, the day after the attacks.

The front pages of US newspapers, bearing headlines like "ACT OF WAR" and "AMERICA'S DARKEST DAY," underscored the impact the attacks had on the American psyche.

Other newspapers around the world also sought to convey the scale of the attacks. Some ran headlines such as "War on America," while others let striking photographs speak for themselves.

Here is what newspapers looked like on September 12, 2001.

Source: Newseum