Yugoslavia 427 Yorkshire (England) 210 Yemen (Republic) 147 York (England) 130 Yellowstone National Park 85 Yorkshire 78 Yucatán (Mexico : State) 66 Yucatán (State) 64 York 54 Yucatán (State) 51 Yukon 46 Yucatán (Mexico : State) 43 Yunnan Sheng 41 Yosemite National Park (Calif.) 27 Yunnan Sheng (China) 26 Yucca Mountain 24 Yosemite National Park 21 Yucatán Peninsula 17 Yemen, South 14 Yehud (Persian province) 12 Yucatán Peninsula 12 Yellowstone National Park Region 11 Yokohama-shi 11 Yukon River Valley (Yukon and Alaska) 11 Yangtze River (China) 10 Yangtze River Delta (China) 10 Yoruba 10 Yosemite Valley (Calif.) 10 Yangtze River Delta 9 Yorktown (Va.) 9 Yangtze River Valley (China) 8 Yokohama-shi (Japan) 8 York County 8 Yougoslavie 8 Youngstown 8 Yan'an Shi 7 Yogyakarta 7 Yakama Indian Reservation 6 Yakama Indian Reservation (Wash.) 6 Yangtze River Gorges 6 Yangtze River Region 6 Yan'an Shi (China) 5 Yangtze River Gorges (China) 5 Yangtze River Region (China) 5 Yap 5 Yellow River (China) 5 Yemen 5 Yemen (Arab Republic) 5 Yogyakarta (Indonesia) 5 Yakima River Valley 4 Yamuna River 4 Yangtze River 4 Yellow Sea 4 Yonkers 4 Yonne 4 York Factory (Man.) 4 Yosemite Valley 4 Youngstown (Ohio) 4 Yuan Ming Yuan (Beijing, China) 4 Yucay Region 4 Yukon River Valley 4 Yukon-Kuskokwim Delta (Alaska) 4 Yamatai (Japan) 3 Yamuna River (India) 3 Yanbian Chaoxianzu Zizhizhou 3 Yangtze River Valley 3 Yangzhou (Jiangsu Sheng, China) 3 Yarmouth (England) 3 Yazılıkaya Site (Turkey) 3 Ybor City (Tampa, Fla.) 3 Yellow River 3 Yoho National Park 3 Yoknapatawpha County (Imaginary place) 3 Yonkers (N.Y.) 3 York (Pa.) 3 York County (Pa.) 3 Yorkville 3 Yorkville (New York, N.Y.) 3 Yoṭvatah 3 Yoṭvatah (Israel) 3 Youghiogheny River Valley 3 Yucca Mountain Region 3 Yukon River Watershed (Yukon and Alaska) 3 Yukon-Koyukuk Census Area (Alaska) 3 Yadkin River Valley (N.C.) 2 Yagga Yagga (Central WA Tanami Desert SF52-02) 2 Yakutat Bay Region 2 Yan'an (Shaanxi Sheng, China) 2 Yanbian Chaoxianzu Zizhizhou (China) 2 Yangzhou (Jiangsu Sheng) 2 Yangzhou Shi 2 Yangzhou Shi (China) 2 Yap (Micronesia) 2 Yapura River Valley 2 Yaqui 2 Yaqui River Valley (Mexico) 2 Yarmouth (Norfolk) 2 Yates County 2 Yavapai County 2 Yaxcabá 2