After four ceiling tiles drop nearly 180 feet into the stands behind home plate, officials close the Kingdome in Seattle. Due to the mishap, the Mariners embark on a 22-day road trip, which will be cut short by the players’ strike.

On July 18, 1994 — After four ceiling tiles drop nearly 180 feet into the stands behind home plate, officials close the Kingdome in Seattle. Due to the mishap, the Mariners embark on a 22-day road trip, which will be cut short by the players’ strike.

Source:
Baseball Reference July 18