Our 8 Day / 7 Night Vietnam Heritage Package takes you to discover World Heritage Sites of UNESCO from Ha Long with hundreds of limestone karst islands of various sizes and shapes to Hoi An ancient town with hidden charms of My Son Hollyland. (lasiestaresorts.com)
Terrestrial teams found many unique habitats in Raja Ampat, particularly the broken - bottle landscape of karst limestone, and the mineral - rich soils of the northern islands. (dive-the-world.com)
Then travel to the dramatic limestone karst landscape of the Burren, where we'll meet a local farmer to learn about this otherworldly landscape and the traditions of its people. (nationalgeographicexpeditions.com)