The Elysian Fields Hotel.
Elysian Fields Hotel is a fake motel located in Muncie, Indiana.
Early History
Mercury re-constructed a decimated hotel, effectively resulting in the creation of Elysian Fields Hotel. Mercury acted as the primary desk-clerk for this resort. His contributions and activities included signing people in and out of the hotel. ("Hammer of the Gods")
Season 5
Sam and Dean arriving at the hotel.
Mercury estabele desperate to stop the ongoing conflict, he summons Lucifer in the hotel. Lucifer’s arrives, disclaiming that these deities hold the right to rule Earth. Lucifer kills Mercury and all the other Gods there except for Kali and Zao Shen. ("Hammer Of the Gods")