Natural

World Heritage Site Air and Ténéré Natural Reserves Niger 1991
World Heritage Site Aldabra Atoll Seychelles 1982
World Heritage Site Alejandro de Humboldt National Park Cuba 2001
World Heritage Site Amami-Oshima Island, Tokunoshima Island, Northern part of Okinawa Island, and Iriomote Island Japan 2021
World Heritage Site Ancient and Primeval Beech Forests of the Carpathians and Other Regions of Europe Albania 2007
World Heritage Site Archipiélago de Revillagigedo Mexico 2016
World Heritage Site Area de Conservación Guanacaste Costa Rica 1999
World Heritage Site Atlantic Forest South-East Reserves Brazil 1999
World Heritage Site Australian Fossil Mammal Sites (Riversleigh / Naracoorte) Australia 1994
World Heritage Site Banc d’Arguin National Park Mauritania 1989
World Heritage Site Barberton Makhonjwa Mountains South Africa 2018
World Heritage Site Belize Barrier Reef Reserve System Belize 1996
World Heritage Site Białowieża Forest Belarus 1979
World Heritage Site Brazilian Atlantic Islands: Fernando de Noronha and Atol das Rocas Reserves Brazil 2001
World Heritage Site Bwindi Impenetrable National Park Uganda 1994
World Heritage Site Canadian Rocky Mountain Parks Canada 1984
World Heritage Site Canaima National Park Venezuela 1994
World Heritage Site Cape Floral Region Protected Areas South Africa 2004
World Heritage Site Carlsbad Caverns National Park United States 1995
World Heritage Site Caves of Aggtelek Karst and Slovak Karst Hungary 1995