High Quality Content by WIKIPEDIA articles! 1st Mariner Arena (formerly Baltimore Arena and Baltimore Civic Center) is an arena located in Baltimore, Maryland. In 2003, it was renamed by 1st Mariner Bank, which purchased naming rights to the arena for 10 years. It was reported that 1st Mariner Bank will need to pay the city $75,000 for the next ten years to keep the naming rights to the complex. 1st Mariner Bank Arena is located about a block away from the Baltimore Convention Center on the corner of Baltimore Street and Hopkins Place; it is also only a short distance from the Inner Harbor. It seats up to approximately 14,000 people though this number varies depending on the type of event.