Seychelles is stunning, there is no doubt about that, the place is also home to some of nature's most pristine locations like Aldabra. A UNESCO World Heritage Site and largest coral atoll in the world, this destination is not just blessed with exotic flora but is also home to the worlds dwindling giant tortoise population. Interested? Make a prior appointment before heading out there. The second UNESCO site is the Vallee de Mai; located on Praslin Island, the place is accessible via ferry. Home to the wild Coco de Mer, the world's largest coconut, this site is thought to be the original Garden of Eden!