St mary's island: St

St. Mary's Island, located off the coast of Malpe in Karnataka, India, is a unique geological formation renowned for its striking columnar basaltic lava rocks. This small cluster of four islands is set in the Arabian Sea and is accessible by a short ferry ride from the mainland. St. Mary's Islands, also known as Coconut Island and Thonsepar, are a set of four small islands in the Arabian Sea off the coast of Malpe in Udupi, Karnataka, India. Discover the geological marvel of St. Mary’s Island, a group of four islands with hexagonal basalt rock formations. Enjoy the tropical beaches, clear waters, and historical significance of this National Geological Monument. St. Mary's Islands are a group of four small islands off the coast of Udupi, Karnataka, India, known for their columnar basaltic lava formations. They are a National Geological Monument and a popular tourist destination, with a history of being the landing site of Vasco da Gama in 1498.