Piracy in the region is thought to have tarnished its image as a stable holiday destination, with visits to impacted East African coastal nations down by nearly 6.5% relative to visits to other countries.
However, the monks - who carried out "one-point" meditation, where they focus attention on a single object or thought - were able to focus on one image.
Shortly after taking the throne in 1953, the queen ordered a Canadian bank note redrawn because she thought her hair made her look like an image of Satan.