29．Ft．Caspar—This military post evolved from previous sites know as Mormon Ferry Post and，after Louis Guinard spanned the North Platte River with a 1，000foot log bridge in 1859，Platte Bridge Station．This site was one of the last opportunities the pioneers had to cross the river they had followed from central Nebraska on the Oregon Trail．The post was named in honor of 1st Lt．Caspar Collins who was killed while protecting a supply train from Indian attack．
30．Ft．Laramie—The most significant outpost on the Oregon Trail system was established as a trading post in 1834by fur traders William Sublette and Robert Campbell．The U．S．military purchased（买，购买）the Fort in 1849as a base to protect and supply the growing emigration on the trails．It later became a major link in the Pony Express，Overland Stage Line and the transcontinental（横贯大陆的）telegraph systems and served as a base of operations for the High Plains Indian Wars．
31．Ft．Phil Kearny—This Fort and the nearby sites of the Wagon Box and Fetterman Fight are located in an area which saw some of the most dramatic incidents（事件，事变）in the history of the Indian Wars．
32．Ft．Fred Steele—Established to protect crews working on the transcontinental railroad，the fort later played an important role in protection of local settlers and the railroad tie industry．It also served as railroad town and a stopping point on the old Lincoln Highway．
33．Wyoming Territorial Prison—The prison was built in 1872to house federal convicts in newly formed Wyoming Territory．Located in Laramie，the building now serves as a museum presenting details of Wyoming’s western past．
34．The Wind River Indian Reservation and its people are an important part of the culture and economy of Wyoming．
35．Powwows，the coming－together of Native Americans for dancing，celebration，prayer and fun，are a central part of Wyoming’s cultrual calendar（日历）．
36．Casper and the North Platte River are the heart of Central Wyoming．The surrounding landscape goes from sage－covered plains to tree－covered mountains，and back—some of the most iconically（形象地）Western landscape．
37．Of Wyoming’s roughly 2，000marked（and often groomed）snowmobile trails，the 675－mile Continental Divide Snowmobile Trail has been called the top snowmobile route in the West by SnoWest magazine．
38．Bordered by the Big Horn Mountains on the west，South Dakota to the east，the Montana border to the north，the Thunder Basin National Grassland to the south，Northeast Wyoming is rich with history．
39．The centerpiece（中心装饰品）of Northwest Wyoming is Yellowstone National Park．
40．The prairies of Southeast Wyoming support farming and ranching －herds of cattle and sheep and vast stretches of wheat fields color the land．
41．The stark landscape of Southwest Wyoming hides a vast array of natural treasures—from the mineral riches which started so much of the area’s settlements to the fossilized remains of ancient animals in the layers of rock of Fossil Butte National Monument（纪念碑）．
42．President Ulysses S．Grant signed into law the bill to create Yellowstone National Park in 1872．Located in the northwest corner of Wyoming，Yellowstone is a true American wilderness（荒野，荒地）—97percent of the park’s 3，400square miles（2．2million acres）remains pristinely（原始地，早期地）undeveloped．
43．The nation’s first national monument，Devils Tower，looms（隐现，迫近）prominently over the Belle Fourche River in a place where the pine forests of the Black Hills merge with the grasslands of the rolling plains．
44．An ethereal（优美的）mountain landscape where jagged peaks tower more than a mile above the Jackson Hole valley，Grand Teton National Park is located in northwestern Wyoming just south of Yellowstone National Park and just north of the town of Jackson．
45．Nothing shines like Wyoming in the winter，where abundant（丰富的）snowfall turns our state into your playground．
46．The state is a place of epic（壮丽的）scenery，ranging from rugged mountain peaks and spectacular alpine landscapes，to the wide－open spaces of the plains and，of course，the astonishing（可惊异的）beauty of Yellowstone and Grand Teton national parks．
47．Winter brings other types of beauty and meaning to Wyoming that the summer visitor rarely experiences．
48．The name Wyoming has its origins in an Algonquin［阿尔冈琴族（语，人）］word meaning “large prairie place．”From its broad high plains to its soaring mountains，from its storied past on the frontier to its role in the ancient histories of native peoples，Wyoming is like no place on Earth．
49．More than 600species of wildlife inhabit Wyoming．This tremendous abundance and diversity of wild creatures can be attributed to the state’s extremely diverse habitat．
50．The climate of any area in Wyoming is largely determined by its latitude（纬度），altitude［（尤指海拔）高度］and local topography．