It is a website where sponsors will list their riddles. the riddle answer will be the name of the place where the treasure or gift is hidden in the city. Anyone firm can be a sponsor and anyone can join as a competitor.The riddles have levels based on the gift size (i.e. a car could have 3 levels, solving first one will lead to the second one to solve and solving the second will lead to third and solving the third will lead to the treasure).