Treasure chest cake is a popular birthday cake theme in western nations. Treasure chest, which signifies buried treasures, is a very important part of all the popular beliefs encompassing the old world outlaws. Treasure chest theme cake is popular mainly as it brings a sense of mystery and adventure. It would be a great choice if the theme of the birthday party or any other party is pirate. Decorating treasure chest cake could be fun. Arrange candies and chocolates in a messy way in the chest. It is always recommended to make a chocolate cake so that the color matches the real treasure chest color. Take a look at the images below to get an idea about this cake theme.