The idea of the Kra Canal, prevalent in the 18th and 19th centuries, resurfaced in the late 1990s as the Khlong Thai or “Thai Canal” idea. However, the high investment costs, massive and unpredictable adverse environmental impacts, and security implications have all weighed against its realisation. A mega project proposal that envisions building a “Land Bridge” between Chumphon Province on the Gulf of Thailand and an enlarged deep-sea port in Ranong Province on the Andaman Sea has now been touted, supported by the Prayut administration. Academic Termsak Chalermpalanupap examines the options.