“The North Satellite Modernization Project (NSAT) renovated and greatly expanded an existing airport facility while increasing the number of aircraft gates to 20 from 12. Designed to celebrate the Pacific Northwest, the NSAT is highlighted by an 80-ft high ‘river’ of light, known as the central core.”
see article here:
https://www.enr.com/articles/55497-best-airport-transit-north-satellite-modernization-project
