the structure that wat saket is best known for is its `80 `meter high hill called golden mount and the huge gilded stupa on top of it was once the highest point in bangkok the hill was created during the reign of king rama 3 who ordered a large chedi to be build in the wat saket temple complex during the construction however the chedi collapsed because the soil it was standing on was too soft support the weigh years later king rama 5 had the hill reinforced and made higher with large number of logs to prevent the soil form sinking any further and he had a small stupa build on top the large gilded stupa existing to day dates from the reign of king chulalongkorn