Learn about the history and cultures of your desired scuba diving destination. - Make a thorough research and ask questions if you are planning by yourself while having fun. Be always flexible by including some land based activities in your schedule. Read some scuba diving travel reports online provided by scuba divers worldwide to learn more about best dive sites, vacation rentals or operators to use. The tunnel caverns, arches and lava tubes are excellent venues for picture taking or setting a night dive with Manta Rays or a blue water dive to search for the spotted and bottlenose dolphins, pygmy killer whales, pilot whales and whale sharks. It is recommended to take a guide if you are planning to dive in Hilo side of the island. When you are planning to have your scuba diving vacation in Hawaii, you have you have to ask yourselves first with the following questions: How many days are you going to spend your vacation? How much is your budget for the scuba diving vacation? Does the resort provide for emergency equipment if unavoidable accidents occur? If you are shy that you are diving with someone, then probably scuba diving is not for you. Are you sensitive to sea creatures and plan life? It is hardly to encounter creatures such as sharks, piranhas and barracudas, but what if instead of them you encounter jelly fish, thick kelp forest, etc. If thinking such creatures would really alarm you, then scuba diving is really not for you. Costa Rica is an ideal diving destination because of its warm waters and also because of the diversity of marine life found in this country. Sharks are also abundant in Costa Rica. If you want to see sharks, Costa Rica is the place to go. Various species of sharks are seen in this area, including bull sharks. The reason for this is because they need to be sure that you know all the things involved in scuba diving and that you are capable of handling problematic situation in case it arises underwater. Scuba diving may seem simple. However, it is far more complicated than just breathing underwater. You need to know everything involved in the underwater world and all about the scuba diving equipments to make your dive safe and more enjoyable.