IFLScience on MSN4 个月
Fantastic Pit: Deepest Vertical Pit Cave In Mainland US Plunges 179 Meters
In the dank depths of Ellison’s Cave, you can find two of the deepest freefall pits in mainland US: Fantastic Pit, which ...
来自MSN23 天
Dropping GoPro Down Deepest Pit in the USA
We're exploring one of the deepest pits in America ... What we captured on camera deep inside this pit is absolutely mind-blowing—you won’t believe what’s at the bottom!