Zoo Berlin is not only Europe's oldest zoo, it's also the most visited, with 3.8 million animal-watchers annually. The zoo ...

In the corner of one of Amsterdam's most elegant 17th-century canal houses, a cheetah leaps from an antique tabernacle. Angry swans brood and colorful birds perch atop old cages. A 16-ft. crocodile ...

From sleeping with polar bears, penguins and Siberian tigers to safaris following rare species such as black rhinos, the best zoos in Europe offer unexpected surprises and a trove of fun and ...