The second extension was granted to the Bia?owie?a Forest on the border of Belarus and Poland, which has been a World Heritage Site since 1979. Here, primary forest provides shelter for the European bison, which was once hunted to extinction in the wild. Now reintroduced, the bison is Europe's largest land animal.
Finally, UNESCO extended the Dutch and German Wadden Sea World Heritage Site, which has been on the list since 2009. This expanse of wetlands and mud flats sits in the southeastern North Sea and is home to hundreds of thousands of birds, as well as seals and other species.
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