Prince Khalid bin Sultan bin Abdulaziz, Deputy Minister of Defence said that Prince Sultan Bin Abdulaziz International Prize for Water is the first and only valuable prize in the world which has great appreciation of scientists specializing in water as well as all universities. In a press conference held following the handing-over ceremony of the Prize here Sunday evening, the Prince expressed his thanks to and appreciation of Crown Prince Salman bin Abdulaziz Al Saud, Deputy Premier and Minister of Defense for patronizing the ceremony, noting that the Prize is not only appreciated by Saudi professionals but also by more than 200 specialists around the world.