Great Minds Marco Polo's Labyrinth. The Great Minds range brings together our favorite puzzles of all time, and links each with one of the greatest minds of all time! Each character has been thoughtfully placed with a relevant puzzle, and the products are finished in an antique style to give them an aged and attractive look. Every box has information and a brief history of the 'Great Mind' himself, and how the man and puzzle are linked together! Marco Polo's Eastern Expedition sends you on a quest through a series of breathtaking twist and turns. The journey from the Venetian to the Orient is now in your hands! The goal of this maze is to retrace Marco Polo's adventurous path, in less than the 24 years it took Marco to complete. Are you up to the challenge? Materials: Wood, Metal. Dimensions: 13L x 14W x 4H; Weight: 0.5 lbs.