<P> The creative director for the ceremony was Rosa Magalhães . Amid heavy rainfall, the ceremony began with interpretive dancers representing various landmarks in the host city . Martinho da Vila then performed a rendition of the classic song "Carinhoso (pt)" by Pixinguinha . In another segment, introducing the athletes, pop singer Roberta Sá channeled Carmen Miranda, the fruit - headdress - wearing, midcentury Hollywood diva who endures as a beloved camp figure . The Parade of Flags followed shortly after a choir of 27 children, representing the states of Brazil, sang the Brazilian national anthem . </P> <P> The Oxford Olympics Study 2016 estimates the outturn cost of the Rio 2016 Summer Olympics at USD 4.6 billion in 2015 - dollars . This includes sports - related costs, that is, (i) operational costs incurred by the organizing committee for the purpose of staging the Games, of which the largest components are technology, transportation, workforce, and administration costs, while other operational costs include security, catering, ceremonies, and medical services, and (ii) direct capital costs incurred by the host city and country or private investors to build the competition venues, the Olympic village, international broadcast center, and media and press center, which are required to host the Games . Indirect capital costs are not included, such as for road, rail, or airport infrastructure, or for hotel upgrades or other business investment incurred in preparation for the Games but not directly related to staging the Games . The Rio Olympics' cost of USD 4.6 billion compares with costs of USD 40 - 44 billion for Beijing 2008 and USD 51 billion for Sochi 2014, the most expensive Olympics in history . Average cost for the Summer Games since 1960 is USD 5.2 billion . </P> <P> Olympic Broadcasting Services served as the host broadcaster for these Games; produced from a total of 7 mobile units, OBS distributed 40,000 hours of television footage and 60,000 hours of digital footage of the Games to its international rightsholders; for the first time in Olympic history, digital - oriented footage exceeded the amount of television - oriented footage . The International Broadcast Centre was constructed in the Barra da Tijuca cluster . NHK and OBS once again filmed portions of the Games, including the opening ceremony and selected events, in 8K resolution video . Additionally, expanding upon a 180 - degree trial at the 2016 Winter Youth Olympics, 85 hours of video content were originated in 360 - degree virtual reality formats . In the United States, NBC offered 4K content, downconverted from the 8K footage and with HDR and Dolby Atmos support, to participating television providers . Owing to their expertise in domestic broadcasts of the new sports introduced in Rio, NBC and Sky New Zealand staff handled the production of the golf and rugby sevens events on behalf of OBS . </P> <P> In August 2009, the IOC reached a deal to sell domestic broadcast rights to the 2016 Summer Olympics to Grupo Globo . Replacing Record TV the deal covers free - to - air coverage on Rede Globo, pay TV, and digital rights to the Games . In turn, Globo sub-licensed partial free - to - air rights to Rede Record, along with Rede Bandeirantes . IOC board member Richard Carrión described the agreement as "unprecedented", touting that "by working with Brazil's leading media organizations, we are confident that this represents a great deal for Olympic fans in the region . There will be a huge increase in the amount of Olympic action broadcast, both during and outside Games time, and Brazilians will have more choice of how, when and where they follow their Olympic Games ." </P>

Which olympic discipline will be new to the rio 2016 games