Weather Blog Blast From the Past: Vredefort Crater The world’s oldest and largest known impact structure shows some of the most extreme deformation conditions known on Earth. Read More… About Author OTW Observer See author's posts Post navigation Previous Wimbledon close to its hottest day ever as temperatures soar past 34CNext Tropical Storm Chantal could Develop… Related Stories Where Venezuela’s Earthquakes Shifted the Ground Weather Blog Where Venezuela’s Earthquakes Shifted the Ground July 10, 2026 Super Typhoon Bavi Weather Blog Super Typhoon Bavi July 9, 2026 Cottonwood Fire Chars Utah Weather Blog Cottonwood Fire Chars Utah July 8, 2026