The first people to be charged over the 7 July 2005 London bomb attacks have pleaded not guilty.
The bombings on 7 July 2005 left 52 people dead
Three men appeared at the Old Bailey in central London via a video link charged with conspiracy to cause explosions.
Mohammed Shakil, 31, Sadeer Saleem, 27, and Waheed Ali, 24, from Beeston, Leeds will go on trial in March next year.
The men are accused of conspiring with the four suicide bombers over the attacks, which killed 52 people on three Tube trains and a bus.
The men are accused of plotting to target London tourist attractions and the transport network between 1 November, 2004 and 8 July, 2005.
The bombers - Mohammed Sidique Khan, Shehzad Tanweer, Jermaine Lindsay and Hasib Hussain - died in the attacks.