Rio de Janeiro, or the Marvelous City as it is known in Brazil, features an exceptional urban experience of stunning architecture, world-class museums and incredible landscapes. A unique city situated among massive rocks, blue ocean waters and wild rainforests, Rio is home to six million people in the city centre, and 14 million people throughout the greater metropolitan area. The former capital of Brazil in the early 19th century, it was only in 1960 that administrative power shifted to Brasilia. This cosmopolitan city is still renowned, however, for its Carnival, views from atop Sugar Loaf, the urban Tijuca Forest and the Christ the Redeemer statue – recognized as a New Wonder of the World. Rio is currently experiencing renewed prominence after being selected as a host city for the 2014 World Cup in Brazil and the host of the first Olympic Games in South America in 2016. For more information, see below or visit the Guia do Rio. FactsPopulation: 6.3 million Time Zone: GMT-3WeatherThe climate is tropical Atlantic, and the average annual temperature is 23.1°C. July is the coldest month, with average temperatures of 17°C to 24°C. January is the warmest month, with average temperatures ranging from 23°C to 29°C.CurrencyBrazilian Real (BRL or R$) is the local currency and is available in the following note denominations: 2, 10, 20, 50 and 100. Currency can be exchanged at banks or private currency exchange stores. Rates vary between banks and stores; additional charges may apply. Currency exchange is also available at the airport.AttireDress code for the Corporate Sustainability Forum is business attire.LanguageBrazil’s official language is Portuguese. However, English is spoken widely in major cities such as Rio de Janeiro and Sao Paulo.Getting AroundPublic buses and subway lines are adequately developed and accessible to most parts of Rio de Janeiro. Official taxi stops can be found at all major hotels, restaurants and many street corners. Taxis cruising city streets are metered. Please note that most taxis accept cash only. The Brazilian government will make additional public transportation available to accommodate visitors during Rio+20. Free shuttle bus transportation for all registered delegates will operate from 14 to 18 June 2012, from the hotels to the Forum venue (Windsor Barra Hotel) and back. View the Rio+20 Corporate Sustainability Forum shuttle timetable.SmokingSmoking is not permitted in public service vehicles, museums, libraries, lifts, theatres, cinemas, air-conditioned restaurants, restaurants, hair salons, supermarkets, department stores and government offices. In line with efforts to improve the nightlife experience for all, there are smoking restrictions in entertainment outlets, unless within approved smoking rooms or smoking corners. Offenders may be fined.TippingAs a 10 percent service charge is usually included on customer bills, tipping is not commonly practiced at most hotels and restaurants in Brazil. VoltageElectricity in Brazil is 110 Volts, alternating to 220 Volts in some hotels. It is advisable to bring an electrical adapter.SecurityIt is important to note that while most visitors to Rio experience no security incidents, Rio can be dangerous and tourists can be considered easy targets. Please exhibit caution when travelling at night, avoid exhibiting signs of wealth (e.g., jewelry, cell phones, cameras) and do your best to remain with a group. The local emergency number is 190.VisasBrazil has a reciprocal visa policy with all countries. For individuals who require a visa, further information about how to obtain a visa is available on the FAQ.