The caverns started out as limestone before the ... As for why glacial silt produces such a shocking blue-green color? An accident of physics. The pulverized dust that used to be mountains happens ...

In this colorful and engaging game, guide ALF through the vibrant Color Caves using your joystick. Navigate diverse challenges, including squeezing through tight spaces and zigzagging around ...

I’LL PROBABLY SAY ABOUT NECK DEEP TO WHERE WE’RE STANDING RIGHT NOW. THE CAVERNS OFFER A COLORFUL CLUE TO THE MINERALS IN THE ROCKS. ORANGE IS IRON OXIDE, WHITE IS CALCIUM. DARK BLUE IS ZINC.