Question:  The Mark VI monorail (or M-VI) is a monorail train used in the Walt Disney World Monorail System and the Las Vegas Monorail which connects several large casinos in what 2 unincorporated communities in Clark County, Nevada?

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SLS station: SLS station (originally Sahara) is a station on the Las Vegas Monorail, in Las Vegas, Nevada, United States.  The station is a side platform located at the Sahara Hotel and Casino.  The Sahara Station could be reached in two ways: from inside the hotel via a hallway located behind the Casbar Theatre Lounge (closed on May 16, 2011) or from street level on Paradise Road behind the Sahara.  The tracks just north of Sahara station were designed to provide access to a possible downtown extension of the monorail via the northern portion of the Las Vegas Strip in the area of the Circus Circus Las Vegas and the Riviera.

Patiala State Monorail Trainways: Patiala State Monorail Trainways (PSMT) was a unique rail-guided, partially road-borne railways system running in Patiala (British India) from 1907 to 1927.  PSMT was the second monorail system in India, after the Kundala Valley Railway, and the only operational locomotive-hauled railway system built using the Ewing System in the world.  The Kundala Valley Railway pre-dated this, also using the Ewing system between 1902 and 1908, although this only used bullocks for haulage.  Following the conversion of the Kundala Valley Railway from a monorail to a narrow gauge railway in 1908, PSMT was the only monorail system in India until its closure in 1927.  These were the only instances of a monorail train system in India, until the Mumbai Monorail was opened on 2 February 2014.

Magic Kingdom Resort Area: The Magic Kingdom Resort Area includes five resorts located along the shores of the Seven Seas Lagoon and Bay Lake, near the Magic Kingdom at the Walt Disney World Resort.  The area began with the opening of Disney's Contemporary Resort, Disney's Polynesian Resort and Disney's Fort Wilderness Resort & Campground.  The Walt Disney World Monorail System connects Disney's Contemporary Resort, Disney's Polynesian Village Resort and Disney's Grand Floridian Resort & Spa to the Transportation and Ticket Center and the Magic Kingdom.

Las Vegas Monorail: The Las Vegas Monorail is a 3.9 mi monorail mass transit system located adjacent to the Las Vegas Strip, in Clark County, Nevada, United States.  It connects several large casinos in the unincorporated communities of Paradise and Winchester, and does not enter the City of Las Vegas.  It is owned and operated by the Las Vegas Monorail Company.  In 2013, total annual ridership was roughly 4.2 million, down from a pre-Great Recession peak of 7.9 million in 2007.  The monorail is a registered not-for-profit corporation, allowed under Nevada law since the monorail provides a public service.  The State of Nevada assisted in bond financing, but no public money was used in construction.

Walt Disney World Monorail System: The Walt Disney World Monorail System is a public transit monorail system in operation at the Walt Disney World Resort in Bay Lake, Florida, near Orlando.  The Walt Disney World Resort currently operates twelve Mark VI monorail trains on three lines of service.  The monorail system opened in 1971 with two routes (Magic Kingdom: Resort and Express) and with Mark IV monorail trains.  It was expanded to three lines (Magic Kingdom: Resort and Express, plus Epcot) in 1982, and the rolling stock was updated to Mark VI trains in 1989.

Transportation and Ticket Center: The Transportation and Ticket Center (TTC) is an intermodal monorail, ferry, and bus transportation hub on the Walt Disney World Resort.  The station serves both the Magic Kingdom and Epcot spurs of the Walt Disney World Monorail System as well as conventional bus and taxis in the Greater Orlando Region.

Mark VI monorail: The Mark VI monorail (or M-VI) is a monorail train used in the Walt Disney World Monorail System and the Las Vegas Monorail.  The Mark VI started replacing the Mark IV monorails at Walt Disney World in 1989, replacing the final Mark IV by 1991.  The Las Vegas M-VI versions of the trains differ from the Walt Disney World trains in both physical appearance and in that the trains are automated.

Westgate station (Las Vegas Monorail): Westgate station is a station on the Las Vegas Monorail.  The station is an island platform located at the Westgate Las Vegas Resort & Casino.  The Westgate Station is located near the main entrance of the property.  The station can be reached through the SpaceQuest Casino in the front of the hotel.  It is the only monorail station in Las Vegas that is located in the front of the hotel.  The monorail station at the Westgate is the shortest distance from a hotel than any other station.

Mark IV monorail: The Mark IV monorail was a design model of straddle-type monorail trains.  The design was developed by legendary Disney Imagineer Bob Gurr.  Ten trains were built by Martin Marietta in 1969 at the cost of about $7 million USD each and they were used on the Walt Disney World Monorail System between 1971 and 1989 before they were replaced by the Mark VI monorail, although a few lasted until 1991.  Sometime between 1991 and 1994 Monorail Coral and Lime (which had been introduced new in 1984) were sold for $3.5 million each, refurbished, and used to begin the Las Vegas Monorail operations.  In 2004 Lime and Coral (now the MGM and Bally) were replaced by fully automated Bombardier MVI 4-car trains.

MGM Grand station: MGM Grand station is a station on the Las Vegas Monorail.  The station is the southern-most on the Las Vegas Monorail's route.

Supporting paragraphs: Mark VI monorail Las Vegas Monorail
Answer: Paradise and Winchester