01:13CCTV footage appears to show a pro-Palestine protester climbing Big Ben where he is said to have remained for more than 15 hours.Daniel Day, 30, of Westcliff-on-Sea, Essex, denies intentionally or recklessly causing a public nuisance by climbing the Elizabeth Tower on March 8 last year.He is accused of scaling the Elizabeth Tower at around 7.20am on March 8 and not coming down until after midnight.Southwark Crown Court heard the demonstration cost the British taxpayer £67,000.The hearing continues.Up next