1. A system to enable sharing an augmented reality, the system comprising: a trigger server configured to receive characteristics information from a first and second mobile computing devices using wireless communication, the first and second mobile computing devices located in close proximity to one another, the trigger server further configured to generate signature information based on the characteristics information received from the first and second mobile computing devices, the characteristics information associated with a trigger, each of the first and second mobile computing devices configured with a built-in video camera to capture an image of the trigger, the trigger server coupled with a trigger database configured to store information about a plurality of triggers; and an augmented reality server coupled with the trigger server and configured to use the signature information to identify an augmented reality, the augmented reality server coupled with an augmented reality database configured to store information about a plurality of augmented realities, wherein the same identified augmented reality is to be transmitted to the first mobile computing device and the second mobile computing device, and wherein a user of the first mobile computing device shares the identified augmented reality with a user of the second mobile computing device by viewing the identified augmented reality on a display screen of the first mobile computing device while the second user views the identified augmented reality on a display screen of the second mobile computing device.