A short ferry ride from the mainland of Taiwan, and you arrive at a tropical paradise home to a vibrant indigenous culture that’s mostly been untouched by outside influences. The island of Lanyu represents another age in Taiwanese history, one where indigenous tribes ruled the lands. By minimising tourist infrastructure and an influx of change, Lanyu has been left untouched and keeps things just as the locals like to see them. Across the island are a myriad of treats, including some of the world’s best snorkelling, dormant volcanoes and a rich cultural presence. So, in that case, let me show you 20 of the best highlights to see on the…