22．The highest point in Illinois is Charles Mound at 1235feet above sea level．
23．The state motto is：State Sovereignty，National Union
24．The ice cream “sundae（圣代冰淇淋）”was named in Evanston．The piety（虔诚，孝行）of the town resented the dissipating（散失的）influences of the soda fountain（冷饮柜）on Sunday and the good town fathers，yielding to this churchly influence，passed an ordinance（法令）prohibiting the retailing of ice cream sodas on Sunday．Ingenious（机灵的，有独创性的）confectioners（糖果制造人，糖果店）and drug store operators obeying the law，served ice cream with the syrup（糖浆，果汁）of your choice without the soda．Objections then was made to christening（命名为）a dish after the Sabbath．So the spelling of “Sunday”was changed．It became an established dish and an established word and finally the “sundae”．
25．The round Silo for farm storage of silage was first constructed on a farm in Spring Grove（小树林）．
26．The Illinois state dance is square dancing．
27．Illinois has more units of government than any other state（i．e．，city，county，township，etc．）．Over six thousand．One contributing reason may be the township governments，which are generally six miles square．
28．The worst prison camp during the Civil War in terms of percentages of death was at Rock Island．
29．Illinois boasts the highest number of personalized license plates，more than any other state．
30．The University of Illinois Conservatory is 37feet high at its apex（顶点）．
31．In 1905，president of the Chicago Cubs filed charges against a fan in the bleachers for catching a fly ball and keeping it．
32．Chicago’s Mercantile Exchange building was built entirely without an internal steel skeleton，as most skyscrapers；it depends on its thick walls to keep itself up
33．The abbreviation（缩写，缩写词）“ORD”for Chicago’s O’Hare airport comes from the original name Orchard Field．O’Hare Airport was named in honor of Lieutenant Commander Edward H．“Butch”O’Hare．
34．The trains that pass through Chicago’s underground freight（船货，货运）tunnels daily would extend over ten miles total in length．
35．The slogan（口号，标语）of 105．9，the classic rock radio station in Chicago：“Of all the radio stations in Chicago．．．we’re one of them．”
36．In Mount Pulaski，Illinois，it is illegal for boys（and only boys）to hurl snowballs at trees．Girls are allowed to do that however．
37．In Illinois Michael is the top name chosen for boys．Emily is the most chosen name for girls．
38．Illinois is known for its wide variety of weather．Major winter storms，deadly tornadoes（旋风，龙卷风，大雷雨），and spectacular heat and cold waves．
39．The first birth on record in Chicago was of Eulalia Pointe du Sable，daughter of Jean－Baptiste Pointe du Sable and his Potawatomi Indian wife in 1796．
40．Chicago’s Mercy Hospital was the first hospital opened in Illinois．
41．The first animal purchased for the Lincoln Park Zoo was a bear cub（幼兽），bought for 10on June 1st，1874．
42．The University of Chicago opened on October 1，1892with an enrollment of 594and a faculty of 103．
43．New York Sun editor Charles Dana，tired of hearing Chicagoans boast of the world’s Columbian Exposition，dubbed（授予称号）Chicago the “Windy City”．
44．Comedy showcase［（商店或博物馆的玻璃）陈列橱，〈主美〉显示优点的东西］“Second City”was founded on North Wells Street in a former Chinese laundry in 1959
45．Chicago’s first African American mayor，Harold Washington，took office in 1983
46．The 4stars on the Chicago flag represent Fort Dearborn，the Chicago Fire，the World’s Columbian Exposition，and the Century of Progress Exposition．
47．The Chicago Public Library is the world’s largest public library with a collection of more than 2million books．
48．The Chicago Post Office at 433West Van Buren is the only postal facility in the world you can drive a car through．
49．The Chicago River is dyed green on Saint Patrick’s Day．
50．The world’s largest cookie（（苏格兰）甜面包，（美国）小甜饼）and cracker（饼干）factory，where Nabisco made 16billion Oreo cookies in 1995，is located in Chicago．
Indiana