Why an Ancient Catastrophic Flood Channel on Mars Holds the Clues to Alien Life
Carved by catastrophic ancient floods over 3.7 billion years ago, the clay-layered gorge of Mawrth Vallis preserves the premier record of a habitable Mars.
Natural Wonders
Venture into Earth’s most awe-inspiring natural landscapes shaped by millions of years of volcanic, hydrological, and tectonic forces.
The 230-Foot Waterfall Bursting Directly from a Hidden Mountain Cave in Georgia
High in the limestone ridges of Imereti, an underground river surges through flooded cavern lakes before plunging 230 feet down a sheer three-tiered cliff.
How a Bottled Mineral Spring on Mount Kloto Became Togo's Most Visited Cascade
Deep in the Missahoé canopy, a mountain torrent once tapped for Togo's only commercial mineral water now stands as the country's most frequented cascade.
Bou Sra Waterfall: Cambodia's Highland Triple Cascade
Plunging through the basalt plateau of Mondulkiri, Bou Sra Waterfall forms a wild three-tiered torrent deep within Cambodia's eastern borderlands.
Piégut-Pluviers Granodiorite: Deep Roots of the Variscan Collision
Spanning 250 square kilometers in northern Dordogne, this 325-million-year-old pluton records the intense ductile shearing and rare mineralization of France.
Ares Vallis: The Cataclysmic Outflow Channel of Ancient Mars
Carved by colossal catastrophic floods, this vast Martian channel stretches across thousands of kilometers to empty into the lowlands of Chryse Planitia.