Non-native pythons, once thought to be someone's pets, are running amuck in Everglades National Park and other parts of south Florida. In the latest story on this dilemma, from the New York Times, park biologists express amazement over the reptile's diet.

Is it appropriate for the National Park Service to transform portions of the prison on Alcatraz Island into a cabaret with scantily clad dancers, all in the name of luring younger generations to the parks? Should corporations be allowed to rent out portions of parks for lavish parties? These are hot-button topics to some, but elicit a shrug of the shoulder from others.

Continued dry, windy conditions have allowed the Dakota Complex of fires in Zion National Park to grow to nearly 10,000 acres in the park's backcountry. Fire bosses say they've contained just 10 percent of the fires, and the current weather conditions, the rugged terrain the fires are located within, and the possibility of thunderstorms are compounding efforts to get better control over the blazes.

Ever wonder what the most visited parks in the system are? How about least visited? The NPS office of statistics answers this question once a year with an ordered, ranked table cataloging recreation visits to each of the NPS managed units across the USA. So, what is the most visited park? Read on for the answer.