Some call it the Horseshoe. Some call it MGM Grand. Some call it the Bonanza. Some call it Three Coins:
https://vintagelasvegas.com/strip
"HORSESHOE
Three Coins Motel (1964-1967) | 3633 Las Vegas Blvd S. Opening date unclear. In 1967 the lobby was demolished and the motel wing was leased for use at Bonanza.
Bonanza (1967-1973) | 3645 Las Vegas Blvd S. L. Wolf, owner. Bonanza used two existing motels (Three Coins and Galaxy) with a new casino between each wing (RJ 1/24/67). H Rissman, architect. Opens July 1, closed in Oct (Moehring, E. Resort City in the Sunbelt. University of Nevada Press, 2000). 1968 Oct: Kerkorian purchase (RJ 11/1/68). 1969: Levin-Townsend (H. Levin, N. Jacobson) purchase in Mar., reopened May 28, closed in Jul. Dispute, separation with Galaxy Motel (Moehring, Resort City). 1970: Kerkorian purchase (RJ 7/30/70). 1972, Feb: Reopened, operated as training for future MGM Grand staff (Moehring, Resort City). 1973: closed March 30, demolished August 6 (RJ 7/11/73, 8/7/730). Replaced by MGM Grand parking.
MGM Grand (1973-1986), Bally’s (1986-2022), Horseshoe (2022-) | 1972: Groundbreaking 4/15/72. 1973: Opened 12/5/73. 1980: South tower construction; 11/22/80: fire. 1981: Hotel reopened July 30; South tower completed late 81 or early 82 (RJ 2/1/82). 1986: Sale to Bally’s completed in Apr. (source), name changed to Bally Grand Hotel by May. 1994: Parking lot andporte-cochère replaced with park and people-mover. 2001: Second sign. 2022: Renamed Horseshoe; south tower spun off into Paris Las Vegas."