@unlimited_ceylon: 🌊 Hummanaya Blow Hole — Sri Lanka’s Famous Natural Wonder The Blow Hole in Sri Lanka is called Hummanaya, and it is the largest blowhole in Sri Lanka and one of the biggest natural blowholes in the world. 🌊 What Is a Blow Hole? A blowhole forms when: 1. Sea water rushes into a natural underwater cave. 2. Pressure builds up inside the rock tunnel. 3. Water shoots upward through a hole in the rocks like a natural fountain. . . . #unlimited_ceylon🇱🇰 #blowhole #kudawella #visitsrilanka2026 #srilankatourism