I-5 Colonnade in Seattle, Washington, United States, is a 7.5-acre (30,000 m2) city park underneath Interstate 5 connecting the Capitol Hill and Eastlake neighborhoods, which were divided by the freeway in the 1960s. It stretches south of E. Howe Street to E. Garfield Street between Franklin Avenue E. and Lakeview Boulevard E. It was created in 2005.