Charlie has an undergraduate degree in Forensic Psychology and writes on topics from zoology and psychology to herpetology.View full profile Charlie has an undergraduate degree in Forensic Psychology ...

The Cave of Crystals is an underground cavern filled with tree-size gypsum crystals, including some of the largest natural crystals ever found. The cave is located around 980 feet (300 meters) deep ...

These huge gypsum crystals in Mexico's Naica caves, some up to 12m long, have been growing for tens of thousands of years -- but scientists have only now discovered what's inside them. "We've ...

Giant crystals found in Naica min in Chihuahua, Mexico stand up to 36 feet tall and have measured over three feet wide. NASA/METI/AIST/Japan Space Systems, and U.S./Japan ASTER Science Team ...

Some of the Earth's most incredible features lie beneath its surface. Caves often hold fascinating secrets, from the world's largest underwater cave, which is full of human remains, to the Cave of the ...

Ever dreamed of diving into crystal-clear freshwater caverns, surrounded by ancient rock formations and shafts of sunlight piercing the depths? If you’re curious about Mexico’s famous cenotes and want ...