seating and waiting areas are located away from the terminal building, with passengers being shuttled to terminals. These areas may be referred to as ground transportation centers or intermodal centers. Amenities at ground transportation centers typically include restrooms and seating, and may also provide ticket counters, food and beverage sales and retail goods such as magazines. Some ground transportation centers have heating and air conditioning and covered boarding areas (to protect passengers from the elements). Services and amenities Standard amenities include public restrooms, passenger waiting areas and retail stores for dining and shopping, including duty-free shops. Dining establishments may be consolidated in food courts. Some international airports may offer retail sales of luxury goods at duty-free stores, such as at Terminal 3 at Indira Gandhi International Airport in India. This terminal has been described as having become a significant retail destination in India. Wi-Fi service and access, offices for bureau de change (currency exchange) and tourism advice are common, although the availability of service varies across airports. Some international airports provide secure areas for stranded passengers to rest and sleep. The more usual service is hotels that are available on the premises. Customer satisfaction awards The World Airport Awards are voted by consumers in an independent global customer satisfaction survey. Singapore Changi Airport was the first-place winner in 2020. Other winners include Incheon International Airport (South Korea) and Amsterdam Airport Schiphol (The Netherlands). Airport names Toponymy is one of the most common sources for the naming of airports. A number of areas close to them have lent their names, including villages, estates, city districts, historical areas and regions, islands and even a waterfall. Sometimes the toponym is combined with or renamed to incorporate another name from another source such as from one of the following: Athletes such as George Best Belfast City Airport in Belfast, Northern Ireland. Aviators such as pilots (civil and military) and others who played a role in the development of aviation- like Jorge Chavez International Airport in Lima, Peru, named after Peruvian-French pilot Jorge Chavez or Sabiha Gökçen International Airport named from Turkish Female Pilot Sabiha Gökçen Cultural leaders (poets, artists, writers, musicians) - like the John Lennon Airport in the English city of Liverpool, where John Lennon and The Beatles came from, and Rafael Hernandez Airport in Aguadilla, Puerto Rico, named for Puerto Rican singer and actor Rafael Hernandez. Ethnic groups, such as Minangkabau International