The Dallas World Aquarium and Zoological Garden is composed of 87,000 gallons of salt water that are filled with jelly fish, stingrays, cardinal fish, bonnet head sharks, rare leafy sea dragons, and giant groupers. Visitors will surely be amazed on the amazing sea animals that can be seen without getting wet. You can visit the Dallas World aquarium and Zoological Garden every day. But it is definitely not available during special occasions and regular holidays.