Tucked away between the rugged Al Hajar mountain range and the Sea of Oman, Al Bustan Palace, A Ritz-Carlton Hotel is a beachfront retreat set in exquisite gardens. The hotel was originally opened in 1985 to host visits by foreign heads of states at that year Gulf Cooperation Council Summit and at the celebrations marking the 15th anniversary of Sultan Qabo accession to power. Arab and art deco influences infuse the resort with an elegant ambiance, most notably in its majestic 38 m (124 ft) high, domed atrium lobby. From each of the hotel 250 guest rooms and suites private balconies, guests can gaze upon magnificent mountain, sea or garden views. The hotel is located on the most beautiful stretch of beach in the vicinity of Muscat. In 2015, a phenomenal Six Senses Spa was added to the hotel and built into the surrounding landscape of towering stone and rock cliffs.