This is an argumentative essay that strongly advocates for the closure of marine parks, particularly those housing dolphins and whales. The essay presents a clear thesis statement against marine parks, arguing they are unnecessary and cruel. It systematically addresses and refutes common arguments in favor of marine parks, such as public education, scientific research, and tourism revenue. The author then provides counter-arguments, highlighting the unnatural conditions, ethical concerns, and intelligence of the captive animals. The tone is critical and persuasive, aiming to convince the reader that marine parks represent an outdated and inhumane practice.