8 February 2012
Last updated at 11:39
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9/11 anniversary: As it happened
9/11 anniversary: As it happenedThe BBC's minute-by-minute coverage of the day America marked a decade on from the 9/11 attacks.
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'9/11 legacy more than monuments'03:25
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A day for America to pause and reflect02:05
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Naming those who died in the attacks 02:27
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The images that shocked the world03:35
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9/11 anniversary across the world02:33
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'I haven't stopped missing my dad'01:29
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'An act of solidarity and remembrance'02:31
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A bell tolls for 9/11 ten years on04:02
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Troops in Afghanistan hold 9/11 ceremony01:25
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US prepares for 9/11 anniversary02:29
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Bush pays tribute to United 9301:29
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'9/11 lessons must be learnt'01:14
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9/11: Flight attendant reports stabbing01:27
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9/11: Hijacker says 'we have some planes'00:38
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Cheney 'propelled out of office' 02:13
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The architects' vision04:14
'9/11 legacy more than monuments'
A day for America to pause and reflect
Naming those who died in the attacks 
The images that shocked the world
9/11 anniversary across the world
'I haven't stopped missing my dad'
'An act of solidarity and remembrance'
A bell tolls for 9/11 ten years on
Troops in Afghanistan hold 9/11 ceremony
US prepares for 9/11 anniversary
Bush pays tribute to United 93
'9/11 lessons must be learnt'
9/11: Flight attendant reports stabbing
9/11: Hijacker says 'we have some planes'
Cheney 'propelled out of office' 
The architects' vision
Features and Analysis
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New York remembers
Memories and sorrow as the city looks back
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Strike at the Pentagon
Satellite images show Pentagon before and after 9/11
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Stars and stripes
Images of the flag tributes to those killed on 9/11
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Rising high
The birth of New York's twin landmarks
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Change afoot
Is it time to stop using the term 'Ground Zero'?
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9/11 and me
73 minutes that changed my life
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A lost decade?
Bust to boom to bust again. What happened to the US economy?
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Toxic legacy of dust
Thousands are suffering from illnesses linked to the attacks
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The 9/11 novel
Does one book perfectly capture the era of the attacks?
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Wall Street aftermath
It suffered badly after the attack, but has proved resilient
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Conspiracy theories
Ten years of slowly evolving conspiracies
New York remembers
Strike at the Pentagon
Stars and stripes
Rising high
Change afoot
9/11 and me 
A lost decade?
Toxic legacy of dust
The 9/11 novel
Wall Street aftermath
Conspiracy theories