The skyscraper-sized ship blocking the Suez Canal is a reminder how a single event can halt global travel and trade. Here is a look at other man-made and natural that disrupted life for millions of people.

The skyscraper-sized Ever Given, a Panama-flagged cargo ship, become wedged across the Suez Canal this week, blocking traffic in the vital waterway. At least 150 other vessels needing to pass through the crucial waterway idled waiting for the obstruction to clear.