The Columbia Center Tower is the tallest building in the state of Washington, standing at 967 feet (295 meters) in Seattle. Completed in 1985, it features 76 floors and is primarily used for office space. The tower is known for its distinctive blue glass exterior and offers stunning views of the Seattle skyline and surrounding mountains. The building is located in the Central Business District and is a key part of the city's skyline. It is also home to the Sky View Observatory, which provides visitors with panoramic views of Seattle and the Puget Sound. The Columbia Center is a significant landmark in the region.