At 788 feet of vertical elevation, the Columbia Center in downtown Seattle is the tallest building in the pacific northwest. It takes 69 flights of stairs, or 1,311 steps, to reach the sky view observatory with breathtaking panoramic views of the entire Puget Sound region. The Leukemia & Lymphoma Society's Big Climb event raises money through individual and team fundraising, sponsorship and entry fees which is then invested in its mission to fund blood cancer research and support services for patients. In 2022, the Big Climb raised $721,493. Big Climb Seattle will be taking place on Sunday, March 26, 2023.