The Seattle Mariners are a professional baseball team based in Seattle, Washington. They are a member of the American League (AL) West division. The Mariners have a long history, having been founded in 1977, and they have made it to the postseason seven times, though they have not won a World Series championship.
The Mariners play their home games at T-Mobile Park, which opened in 1999 and is known for its beautiful views of downtown Seattle and the surrounding mountains. The team has a strong and passionate fan base and a number of notable rivalries, including with the Oakland Athletics and the Texas Rangers.
The Mariners have had a number of successful seasons and have a long list of talented players, including Ken Griffey Jr., Edgar Martinez, and Felix Hernandez. In recent years, the team has struggled to consistently compete for a playoff spot, though they did make it to the American League Championship Series in 1995 and 2001.