Show s mo birns mirns tb abo 0 greatest cataract rotor act in the world is the falls of niagara Ni apara alzara where t tho he we water or from tho the great upper lakes forms a river of three quarters ofa of a mile in width and then being suddenly contracted plunges over the ho rocks in two columns to ithe depth of feet each the greatest cave eavern in the world is ia the bl ammoth cave in kentucky vi here ally ono one can malo make a voyage on the waters of a subterranean river and catch fish without eyes the river riter in the world is u tho the blis miles milea in length the largest valley in tho the world is ia the valley of the mississippi it cont ailis square are miles milca and nd is ia one of the elbare most fertile Elu t a and profitable region the globe the largest laic ale in the world Is is lake superior is truly in an inland sea ea being miles long conr and feet doe deep ho the greatest natural bridge in the world is L the natural bridge over cedar creek in virginia it extends across a chasm bo f feet a at in width and ai ZO feet in in depth at the bottom ol of which the creek flows the 0 a twit 11 moss ass at 0 solid iron in the of world orld i 14 th the a iran mountain I 1 it t is feet high anil and two miles in circuit the garcal number ol of whale blips ch api in tile world is 13 sent out by 42 a aej 0 d now cw bedford the grain port in do tuo world is chicago Chi caitO the large t aqueduct in ia tile world is the he crown aqueduct Alu in JQ NOW new york I 1 la is u forty miles and anil a hilf liili and it cost twelve aud a h half f so millions s of dollars the largest defobio or anthracite coal io the world are JD in the mines supply tho the market with willi millions of tons autu mutually ally and appear to be b inexhaustible all those it may 10 observed are arc A merilan institutions in conatto 01 ol them who will 11 oot not edgo edge that bat ours oure is a great country |