The arena that hosted the 2017 "Billboard" Music Awards opened  on what date?
2017 Billboard Music Awards The 2017 "Billboard" Music Awards was held at the T-Mobile Arena in Las Vegas on May 21, 2017. The list of nominees was announced on April 10, 2017. Non-televised awards were announced on "Billboard" website the same day as the main ceremony.
Denver Auditorium Arena Denver Auditorium Arena was an indoor arena located at the corner of 13th and Champa Streets in Denver, Colorado. It was constructed as the Denver Municipal Auditorium in 1908 during the administration of Denver Mayor Robert W. Speer. The building was opened on July 7, 1908, and was the site of the 1908 Democratic National Convention.