Stalagmites, otherwise known as Pointed Dripstone, are an intriguing block in Minecraft, but do they have any concrete uses?

Festooned with trippy Dr. Seuss–like ornaments, the lava tubes of Hawaii seem to belong on another planet. Delicate lavacicles hang from the walls and ceilings like stalactites and take on a ...

When this 500-year-old cave was discovered in 1912, it was covered in black lavacicles, a lava tube's version of spiky stalactites that hang from the ceiling. Eventually, tourists took them all ...

For a unique adventure along the Road to Hana, stop for a self-guided tour of the Hana Lava Tube ... underground landscape with stalagmites and stalactites. The cave was supposedly formed about ...