With the South Rim region of the Grand Canyon being the most popular, park officials have made several improvements to increase the ease for those visiting the park.  Travelers will be able to enjoy 600 new parking spaces, 40 new spots for commercial tour buses, and increased accessibility to the Visitor Center.  However, these are not the only adjustments being made to benefit those touring the Grand Canyon.  Slated to be completed by the end of 2010 are the following improvements: