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