World Heritage letter "W"
- Wieliczka Salt Mine(Poland)
- Würzburg Residence with the Court Gardens and Residence Square(Germany)
- Willandra Lakes Region(Australia)
- Wood Buffalo National Park(Canada)
- Works of Antoni Gaudí(Spain)
- Westminster Palace, Westminster Abbey and Saint Margaret's Church(Britain)
- Wet Tropics of Queensland(Australia)
- White Monuments of Vladimir and Suzdal(Russian Federation)
- Wulingyuan Scenic and Historic Interest Area(China)
- Whale Sanctuary of El Vizcaino(Mexico)
- Waterton Glacier International Peace Park(Canada and United States of America)
- W National Park of Niger(Niger)
- Wartburg Castle(Germany)
- Western Caucasus(Russian Federation)
- Wooden Churches of Maramureş(Romania)
- Wachau Cultural Landscape (Austria)
- Walled City of Baku with the Shirvanshah's Palace and Maiden Tower(Azerbaijan)
- White City of Tel-Aviv -- the Modern Movement (Israel)
- Wooden Churches of Southern Little Poland (Poland)
- Wadi Al-Hitan (Whale Valley)(Egypt)
- West Norwegian Fjords - Geirangerfjord and Nærøyfjord(Norway)
- Wooden Churches of the Slovak part of the Carpathian Mountain Area(Slovakia)
- The Wadden Sea(Netherlands,Germany)