Duncan Parcells top tips for building in Minecraft
22 October 2014 Last updated at 08:50 BST
A student in America who's created a virtual city in Minecraft, has given us his top tips for building in the game.
19-year-old Duncan Parcells, spent two years building Titan City.
He says children need to take inspiration from things around them and also says having fun is important because you can't create a good build without enjoying playing the game.