By visiting these places you are encouraging the continued slavery of these animals. The captivity industry is also the driving factor behind the dolphin slaughter that occurs annually in Taiji, Japan.
Some hotels will offer you an opportunity to swim with their dolphins while on vacation. It is important to tell them no and that you do not support the captivity of cetaceans for entertainment.
By sharing these films with the people in your life, you are helping to spread awareness about captivity and why it needs to end. You can find a list of films and books here.
Your presence at these events will help educate the public about captivity and inspire others to get more involved in ending this outdated industry. Be ready for your event and get your Empty the Tanks posters and literature here.