"Feng Shui: The Ancient Chinese Art of Placement
Feng shui, which translates to "the wind and the water," is the Chinese art of correct placement. Practitioners believe that by arranging our furnishings and decor in a way that aligns with nature, we draw harmony and good health into our lives. According to this ancient philosophy, the placement of everything from the front door to the toilet plays in our overall well being. The Chinese actually employ a Feng shui master before building or buying a home. Most Feng shui experts stress the use of aesthetics and common sense in acheiving the desired results."
I found this article amusing; it's basically self-explanatory, but the Thai government evidently thought that their collection of forty historic cannons pointing at the "Grand Palace" was giving their country some bad mojo, so they decided to alter the gun's positions. If you click on the link at the bottom of the page (Final positioning of the Defence Ministry cannons on August 23, 2004) you'll find that this repositioned the guns to point at the "Defence Ministry." It seems that after awhile the Thai officials came to understand that the Defense Ministry was now being affected by the bad mojo emanating from the guns muzzles, so they changed their position one more time; the last move positioned the cannons sideways on the lawn in front of the Ministry.
The turning of the cannons