I have the GoPro waterproof housing. It protects the camera really well, but there are two drawbacks that come to mind: Instead of being able to control the camera using the rear touchscreen, you have to navigate functions by co-ordinated button pressing. Perhaps more of a ball-ache than that...

Interview with Martyn....probably aimed more at the public, but it shows some of the pages from the book. I have the deluxe, hardback copy.......well worth the money. Yes, it's probably not aimed at hard cavers necessarily, but it is a very well turned out coffee table type book. I can't...

Hah! Missed that! Try this one https://www.gue.com/exploration-history-wkp The proof is quite a way down.

https://www.usdct.org/wakulla2.php Suggests you were correct.

Most of the way down you've been commenting on the draught and yet the bottom crawl is draughtless. Any chance you've missed something somewhere?

https://www.bbc.co.uk/news/world-latin-america-61139129

https://www.bbc.co.uk/news/av/world-latin-america-53294830/underwater-cave-in-mexico-reveals-ancient-mayan-secrets

http://sierraclub.typepad.com/explore/2013/09/action-packed-green-jobs-adventure-careers.html?utm_source=insider&utm_medium=email&utm_campaign=newsletter Third job down (Spelunk for Endangered Species).......doesn't say how to apply, but presumably the Sierra Club would have the details if...

Anyone got / read a copy of this? http://www.amazon.co.uk/Blind-Descent-Quest-Discover-Deepest/dp/1400067677/ref=sr_1_1?ie=UTF8&s=books&qid=1279990506&sr=1-1 If so, is it any good? Cheers.