No Place Like Gnome

Mr Cooper Loooves his Gnomes and his favourite Gnome is Arthur. As Mr Cooper calls them 'those ruffians' keep stealing Arthur and taking him on holiday and they even have the cheek to send back pictures and postcards of him. So Mr Cooper has hidden Arthur away and protected him with some cunning puzzles. However what Mr Cooper does not know is Arthur loved his holidays and he misses them. Can you help Arthur get away from it all?