| Originally Posted by calyx6 |
The mayans didn't use the latin alphabet like we do and had a different system of notation to write down dates and such. They also used a different calendar system to mark the passage of time. Here's a link that can probably better explain it than I can.
I don't know what those are! My ultimate excuse for not knowing a word; I'm not a native speaker! LOL
| Originally Posted by lambert13 |
Most of them require you to show your certification and to have a master diver certified for cave diving leading your group. It can be very dangerous down there and people die sometimes due to inexperience of themselves or their guide.