Yugoslavia 38,206 Yemen (Republic) 9,425 Yunnan Sheng 5,796 Yemen 3,516 Yorkshire 3,445 Yunnan Sheng (China) 3,331 Yorkshire (England) 3,125 Yellowstone National Park 2,911 Yukon 2,295 York 1,955 Yucatán (Mexico : State) 1,742 Yucatán (State) 1,713 Yucatán (State) 1,476 York (England) 1,237 Yukon Territory 1,197 Yosemite National Park (Calif.) 1,131 Yogyakarta 1,035 Yucatán (Mexico : State) 1,032 Yogyakarta (Daerah Istimewa) 915 Yougoslavie 827 York County 737 Yosemite Valley (Calif.) 732 Yokohama-shi 729 Yorktown (Va.) 716 Yokohama-shi (Japan) 697 Yosemite National Park 661 Yellow River (China) 660 Yemen, South 622 York County (Pa.) 592 Yucca Mountain 577 Yangtze River (China) 552 Yellow River 550 Yucatán Peninsula 548 Yamatai (Japan) 522 Yogyakarta (Indonesia : Daerah Istimewa) 499 Yangtze River Gorges 494 Yangtze River 493 Yanbian Chaoxianzu Zizhizhou 475 Yucatán Peninsula 467 Yémen 458 Yosemite Valley 394 Yogyakarta (Indonesia) 369 Yangtze River Gorges (China) 357 Yangzhou Shi 342 Yamaguchi-ken (Japan) 340 Yangtze River Valley (China) 331 Yemen (People's Democratic Republic) 325 Yangtze River Valley 322 Yangtze River Delta 320 Yavneh (Israel) 314 Yodfat (Israel) 313 Yangtze River Region 299 Yorktown 295 Yamaguchi-ken 294 Youngstown 291 Yerevan 289 Yemen, North 283 Yamanashi-ken (Japan) 282 Yamanashi-ken 280 Yerevan (Armenia) 278 Yangtze River Delta (China) 273 Yellow Sea 273 Yamagata-ken 258 Yonne (France) 257 Yellowstone River 252 Yavapai County 251 Yonkers 250 Yangzhou (Jiangsu Sheng, China) 247 Yabloniv 238 Yan'an Shi 231 Yonkers (N.Y.) 231 Yangzhou Shi (China) 229 Yangzhou (Jiangsu Sheng) 227 Yangtze River Region (China) 226 Yukon River Valley (Yukon and Alaska) 216 Yan'an Shi (China) 214 York (Pa.) 209 Yanbian Chaoxianzu Zizhizhou (China) 206 Yonne 206 Yuan Ming Yuan (Beijing, China) 206 Yamagata-ken (Japan) 205 Yazd 205 Yamatai 204 Yoshiwara (Tokyo, Japan) 201 Yuma County 193 Youngstown (Ohio) 191 Yerushalayim ha-ʻatiḳah (Jerusalem) 183 Yemen (Arab Republic) 182 Yahel (Israel) 180 Yaʻad (Israel) 173 Yellow River Valley (China) 170 Yŏngnam Region 164 Yucca Mountain Region 158 Yazd (Iran) 155 Yakutia 154 Yunnan (Sheng) 154 Yunnan (Chine : Sheng) 152 Yardenah (Israel) 150 Yixing Shi 150 Yukon River (Yukon and Alaska) 148