The museum opened February 14 , 2012 to the public at 2:00 PM . ( The morning and day before were reserved for press and dignitary ceremonies . ) Admission for adults starting at $ 19.95 ; starting at $ 13.95 for Nevada residents . As of July 2018 , prices are $ 26.95 for adults , $ 20.95 for seniors and $ 16.95 for children with varying prices for other specific categories , groups and packages . NV Adult is $ 16.95 The centerpiece of the Mob Museum is the second floor courtroom , which was the location of one of fourteen national Kefauver Committee hearings to expose organized crime held in 1950 and 1951 . The museum also acquired the brick wall where the Saint Valentine 's Day Massacre took place . Other exhibits focus on Mob violence , casino money skimming operations , and wiretapping by law enforcement . . In 2018 , a new exhibit called Organized Crime Today was added to the first floor following a major renovation . The self-guided tour commences on the third floor where the actual wall of the St. Valentine 's Day Massacre is on display , accessible by elevator or stairs , and winds its way down to the second and first floors . Visitors can watch a film about the history of Organized Crime ( beginning around the time of the passing of Prohibition ) . The main part of the exhibition consists of Mob-related photos with captions explaining the significance of the particular images , but also what individuals/events they were connected to
Saint Valentine 's Day Massacre
Saint Valentine's Day Massacre
Mob Museum