It's been thirteen years since the attacks of September 11, 2001, and Coloradans don't have to look far to see evidence of the war on terror. ADX Florence, popularly known as Supermax, houses many of the most notorious terrorists being held in the United States. Below, see photos and get details about sixteen Supermax residents convicted of terrorist acts, complete with photos and details courtesy of the ADX Florence Wiki page.

See also: 9/11 Anniversary: Top Ten Terrorists With Colorado Connections

Inmate name: Zacarias Moussaoui Register number: 51427-054 Status: Serving life sentences without parole. Details: Self-professed Al-Qaeda senior member, pleaded guilty to terrorism conspiracy charges in 2005 for playing a key role in planning the September 11 attacks by helping the hijackers obtain flight lessons, money and material used in the attacks. Inmate names: Ramzi Yousef, Mahmud Abouhalima, Mohammed Salameh, Eyad Ismoil Register numbers: 03911-000, 28064-054, 34338-054, 37802-054 Status: Serving life sentences without parole. Details: Al-Qaeda operatives; convicted in 1994 of terrorism conspiracy and other charges in connection with the 1993 World Trade Center bombing, which killed six people and injured over 1000. Yousef was also convicted in 1996 of planning Project Bojinka, a foiled plot conceived by senior Al-Qaeda member Khalid Sheikh Mohammed to bomb twelve planes in a 48-hour period. Continue to learn more about the sixteen most notorious terrorists living in Colorado's Supermax.