1. Both St. Kitts and Nevis are steeped in history; Brimstone Hill Fortress is the Eastern Caribbean's sole man-made UNESCO World Heritage site.
2. Luxurious, restored plantation inns can be found on both St. Kitts and Nevis.
3. Both islands have extinct volcanoes and luxuriant rainforests ideal for hikes, as well as fine diving and snorkeling sites.
4. You'll find less development -- particuarly on Nevis-and more cordial and courteous islanders than on more touristy islands.