OK, this is just painfully cool. I would KILL to check this out. Some one must know a travel magazine looking for a story! I love the scale and depth of the cave. The only thing cooler would be if it was underwater!
Son Doong Cave Tours | Gallivant
Son Doong Cave Tours – Quảng Bình, Vietnam – It’s one thing to tour a cave. It’s another thing to be among the first to tour a cave. And…