Largest Known Meteor Impacts

The largest known meteor impact on Earth is the Vredefort Dome in South Africa, with an estimated diameter of 180-200 kilometers.

1. Vredefort Dome, South Africa: 1.9 billion years ago
2. Sudbury Basin, Canada: 1.85 billion years ago
3. Tunguska Event, Siberia: June 30, 1908, destroyed an area of about 2,150 square kilometers.

Pro tip: The Chicxulub crater in Mexico is believed to be the result of a meteor impact that led to the extinction of dinosaurs. It's estimated to have been formed around 66 million years ago.