Article Detail World Heritage Day Answer: 18 April Similar Questions : 1. UN International Day for Natural Disaster Reduction Answer: 13 October 2. World Standards Day Answer: 14 October 3. World Environment Protection Day Answer: 26 November 4. World Food Day Answer: 16 October 5. World Telecommunication Day Answer: 17th May 6. Indian Independence Day Answer: 15 August 7. World Heritage Day Answer: 18 April Read more from - Important Days of Year