The infernal environment and the presence of the crystals has required the development of specific equipment and technology, ranging from refrigerated suits to “crystal-friendly” boots, in order to ...

At Academy Crystal Cave, you will encounter two Crystalian; Spear and the Staff one. The location of Raya Lucaria Crystal Tunnel is marked with red in the picture below: At Raya Lucaria Crystal ...

A crystal radio is basically a high Q resonator tied to an antenna and an envelope detector. These days the envelope detector is a point contact diode such as a 1N34 Germanium diode. The resonant ...

Discovered in 1999 inside an abandoned mine in Southern Spain, Pulpí Geode is the largest crystal 'cave' of its kind in the world. But what exactly is a geode and how do crystals form inside them?

I glance at my guide, Brian Kakuk—one of the world's foremost cave divers. He appears unfazed. My head begins to throb; clearly, I'm unusually sensitive to the toxin. In the epic poem Beowulf ...

Once submerged under the sea millions of years ago, the Cayman Crystal Caves were shaped by water erosion, creating rooms filled with stalagmite and stalactite formations. Over time, dripping ...

Located about an hour and 45 minutes from Wilmington, guides at Crystal Caves take guests down a 125-foot descent underground ...

U.S. News Insider Tip: Café Olé, just outside the Crystal & Fantasy Caves, has one of the best fish sandwiches on the island. A sun hat is essential because you'll sit in the garden while they ...

Crystal Raypole’s work appears on Healthline, and she’s previously worked as a writer and editor for GoodTherapy. Her interests include Japanese language and translation, cooking, natural ...

Within the caves, the monochrome lifelessness of the desert gave way to an exuberance of color and movement. Thousands of Buddhas in every hue radiated across the grotto walls, their robes ...