🌋 Olympus Mons: The Tallest Volcano in the Solar System Behold the stunning silhouette of Olympus Mons, a gigantic shield volcano on Mars, glowing under a Martian sunset. Standing at a towering 21.9 kilometers (13.6 miles) high, it’s nearly three times taller than Mount Everest and stretches 600 kilometers (373 miles) across roughly the size of France! The gentle slopes are a signature of low-viscosity lava flows, which built up over millions of years. This colossal formation is a powerful remi