Hotel most overwater bungalows resorts. In 2006, "Guinness World Records" listed the First World Hotel in Genting Highlands, Malaysia, as the world's largest hotel with a total of 6,118 rooms (and which has now expanded to 7,351 rooms). The Izmailovo Hotel in Moscow has the most beds, with 7,500, followed by The Venetian and The Palazzo complex in Las Vegas (7,117 rooms) and MGM Grand Las Vegas complex (6,852 rooms). According to the Guinness Book of World Records, the oldest hotel in operation is the Nisiyama Onsen Keiunkan in Yamanashi, Japan. The hotel, first opened in AD 707 has been operated
Yamashiro Onsen World War II, it developed due it its ease of access to Osaka and Kyoto. Yamashiro Onsen The "onsen" has one hotel and 31 "ryokan." Yamashiro Onsen has a very ancient history, and there are several myths about its foundation. One story attributes it to the wandering Buddhist monk Gyōki in the Nara period who discovered the springs while following an injured crow and seeing it bathe in the hot waters. During the Heian period it developed as part of a Buddhist temple called , dedicated to Yakushi Nyorai, the Buddha of medicine. It was patronised in the Sengoku period