News With less than 80 days to go until the start of Olympic Games in Rio de Janeiro, the city has unveiled plans to transform its entire waterfront area into a giant entertainment and amusement zone for the duration of the festivities The newly renovated port district, in the heart of Rio's historic centre, will be the location for a new ‘Olympic Boulevard’ that will stretch some 3km (1 9 miles) along the dock side Visitors will be able to accompany all the Olympic action on big screens, while listening to musicians from Brazil and beyond and enjoying the produce of a wide variety of food trucks and bars Science meets art at Museum of Tomorrow From 4 August until the end of the Paralympic Games in September there will be more than 100 concerts on the Boulevard, with appearances by well-known Brazilian and international stars as well as up-and-coming names Artists, street performers, fireworks and light shows will keep the crowds entertained by night and day  There will even be a hot air balloon tethered near the waterfront, taking passengers 150m (nearly 500ft) into the air for breathtaking views across the Olympic city For those looking for a break from the partying, a special Olympic Exhibition will tell the story of the Games over the years, while the NBA House will provide a second home for basketball fans nearby The Mayor of Rio has said that after the opening ceremony on August 5, the Olympic cauldron lit by the Olympic flame will be located at a site still to be revealed somewhere on the new Olympic Boulevard To help tourists get around Rio's historic centre and in and out of the waterfront area, a brand new light-rail system will begin operating in the city at the beginning of June The Olympic Boulevard will be free to enter and will be open from 9am to around 10pm every day See what it will look like in the following video