Translation of tropisch

I really worry about the health of obese people, especially the ones that I know in person (friends, relatives), because it is well known that overweight have a higher probability of heart attack.
The place was amazing and very interesting although tourists ruled here. At noon we continued to see a waterfall called Agua Azul, which means Blue Waters in Spanish. It was a two hour drive.
The Halong Bay Red Dragon boat's capacity was around ninety passengers and had a much larger crew. We did not have a choice at all and the couple from Washington and we decided to go for it.