The Kingdome was imploded on March 26, 2000

Kingdome, Seattle WA: March 27,1976 to March 26, 2000

DIMENSIONS: Site – 23.9 acres (includes building and one parking lot).
Building – 9.34 acres.
Roof – 7.85 acres.
Height – 250 feet.
Width – 660 feet (inside wall); 720 feet (encompassing outside ramps).
Volume – 67 million cubic feet within outside columns.
Total exhibit space – 190,400 square feet (Arena & 100 level concourse).
Parking – approximately 1,100 spaces on-site.