This is the biggest attendance at a sporting event held in an enclosed stadium. The crowd number is an unofficial number - the official crowd (people who paid tickets) that day was 173,850. Due to its large capacity, Maracana stadium has many more reported sporting events with large attendance figures.
Bitcoin is a digital currency (also called crypto-currency) that is not backed by any country's central bank or government. Bitcoins can be traded for goods or services with vendors who accept Bitcoins as payment.
Bitcoin information. Bitcoin is a decentralized virtual currency. This currency is exchanged digitally and managed by a peer-to-peer network, rather than a central bank or authority. The supply of Bitcoins is automated and released to mining servers; with a limit of 21 million Bitcoins being reached by 2140.