School's letting out soon, which means moms and dads will be looking for kid-friendly things to do.
This summer, consider visiting one of the world's most impressive zoos. Doubling in most cases as research facilities, these zoos protect endangered, rare and downright adorable animals, from pandas to monkeys to lions. Which animal tops your list?
Each of Cheapflights.com's top 10 zoos worldwide allows fans a chance to visit their favorites!
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