Yes they do. They have guides for hire. Truthfully, watch the video online or in dive shop, it is a simple dive. Even if you enter the deepest portion. Good buoyancy is a must.
Yes
Yes should have a buddy
Yes or guide
Yes or guide No solo
Yes, they do not allow solo diving
Yes, you must have a dive buddy.
Yes! They are require you to have dive buddy!
Depends on your certification level. If self reliant and cavern, probably not. If open water, yes. They usually will find you a buddy asking the visitors.
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