This is a three stage multi-cache where the third stage is the final step. Its purpose is to educate geocachers about the history or Redwood City. Find the Sequoia Hotel plaque. To get the north coordinate or the second stage, find the year that the best hotel before this one was demolished and add 27,279. Then divide that number by 1,000. To get the west coordinate of the second stage, find the year that the Sequoia Hotel was constructed and add 11,877. Then divide that number by 1,000. Finding the final coordinates. locate a information plaque near by. To get the north coordinites of the final cache, find the year that the Courthouse block was donated and add that the year that Courthouse number two was completed. Add 25,302 to the results and then divide that by 1,000. To get the west coordinate of the final cache, add the year that the original entrance facade was demolished with the year that the north facade recived a new addition. Then, add 9,755 to that number and divide by 1,000.