Yugoslavia 38,220 Yemen (Republic) 9,482 Yunnan Sheng 5,797 Yemen 3,470 Yorkshire 3,452 Yunnan Sheng (China) 3,335 Yorkshire (England) 3,128 Yellowstone National Park 2,911 Yukon 2,300 York 1,962 Yucatán (Mexico : State) 1,741 Yucatán (State) 1,713 Yucatán (State) 1,478 York (England) 1,237 Yukon Territory 1,196 Yosemite National Park (Calif.) 1,132 Yogyakarta 1,035 Yucatán (Mexico : State) 1,035 Yogyakarta (Daerah Istimewa) 916 Yougoslavie 788 York County 737 Yosemite Valley (Calif.) 732 Yokohama-shi 727 Yorktown (Va.) 716 Yokohama-shi (Japan) 697 Yémen 666 Yosemite National Park 662 Yellow River (China) 661 Yemen, South 625 York County (Pa.) 592 Yucca Mountain 577 Yellow River 554 Yangtze River (China) 553 Yucatán Peninsula 550 Yamatai (Japan) 522 Yogyakarta (Indonesia : Daerah Istimewa) 500 Yangtze River 495 Yangtze River Gorges 495 Yanbian Chaoxianzu Zizhizhou 475 Yucatán Peninsula 466 Yosemite Valley 394 Yogyakarta (Indonesia) 369 Yangtze River Gorges (China) 357 Yangzhou Shi 343 Yamaguchi-ken (Japan) 340 Yangtze River Valley (China) 333 Yemen (People's Democratic Republic) 323 Yangtze River Valley 322 Yangtze River Delta 321 Yavneh (Israel) 314 Yodfat (Israel) 313 Yangtze River Region 302 Yorktown 295 Yamaguchi-ken 292 Yerevan 291 Youngstown 291 Yemen, North 288 Yamanashi-ken (Japan) 282 Yamanashi-ken 280 Yerevan (Armenia) 278 Yangtze River Delta (China) 274 Yellow Sea 273 Yamagata-ken 257 Yonne (France) 257 Yellowstone River 252 Yavapai County 251 Yonkers 250 Yangzhou (Jiangsu Sheng, China) 247 Yabloniv 238 Yan'an Shi 232 Yonkers (N.Y.) 231 Yangzhou Shi (China) 230 Yangtze River Region (China) 227 Yangzhou (Jiangsu Sheng) 226 Yukon River Valley (Yukon and Alaska) 216 Yan'an Shi (China) 214 York (Pa.) 210 Yazd 208 Yonne 207 Yanbian Chaoxianzu Zizhizhou (China) 206 Yuan Ming Yuan (Beijing, China) 206 Yamagata-ken (Japan) 205 Yoshiwara (Tokyo, Japan) 201 Yamatai 199 Yuma County 193 Youngstown (Ohio) 191 Yerushalayim ha-ʻatiḳah (Jerusalem) 184 Yemen (Arab Republic) 182 Yahel (Israel) 180 Yaʻad (Israel) 173 Yellow River Valley (China) 172 Yŏngnam Region 164 Yunnan (Sheng) 160 Yunnan (Chine : Sheng) 159 Yucca Mountain Region 158 Yazd (Iran) 155 Yakutia 154 Yardenah (Israel) 150 Yixing Shi 150 Yukon River (Yukon and Alaska) 150