A schoolboy had to be rescued by firemen after ignoring his teacher 's orders and climbing 40ft up the front of a museum - only to break down in tears when he became frozen with fear . The naughty 10-year-old stunned teachers when he decided to clamber up the plush stone front of the museum on the school trip with his class . But when he reached the top of a 40ft stone column his 'Spiderboy ' adventure came to an end when he burst into tears and was unable to bring himself down . Scroll down for video . The 10-year-old climbed up the exterior of the National Museum Wales building ( left ) in Cardiff , but had to be rescued by firemen after he became stuck with fear behind the right column at a height of 40ft ( right ) Fire crews were called out by frantic teachers and had to use a large ladder to reach the boy stuck at the National Museum Wales building in Cardiff . The pupil had climbed the gaps in the dressed stone frontage before becoming stuck . Onlooker Jayce Enfader , 34 , said : ' I came out of the museum and saw everyone staring up at this 10-year-old boy - it was like something out of Spiderman . He was wedged in against the wall and a huge stone column . ' I 'm sure he 's a pain in the neck for his teachers but you had to feel sorry for the lad - he had his hands over his face and was crying his eyes out . ' The schoolboy got stuck yesterday on a class trip to the museum which houses dinosaur fossils , a national history gallery and an extensive collection of world renowned artworks . A spokesman for South Wales Fire and Rescue said that they had been called to the museum at 1.20pm with reports that a boy was stuck in a 'precarious position ' . He said they used an extension ladder to help rescue the boy safely and had worked with South Wales Police throughout . A National Museum Wales spokesperson said : 'We can confirm that a school pupil had attempted to climb up part of the building at the front of National Museum . 'We are very grateful to the emergency services for their work in bringing him down safely . We are pleased the situation has been resolved and no harm caused . '
Naughty schoolboy decided to climb Cardiff museum 's 40ft stone column . But his stunt backfired when he became frozen in fear at its peak . Fire crews were called in to help rescue the boy as he broke down in tears . Witness said he managed to 'wedge ' himself in between column and wall .