Many of the routes for clandestine entry are very dangerous. There were 72 documented deaths that are thought to have occurred while entering UK between 1993 and 2002.[1] The most common cause of death while entering the UK (61 of the deaths recorded) was suffocation in a lorry while being smuggled into the UK by ferry; Others drowned in the English Channel, froze to death as stowaways on an aeroplane and were crushed by trains in the Channel Tunnel.[27]