The Encyclopedia Americana, Volume 7Grolier Incorporated, 1999 - Encyclopedias and dictionaries A thirty-volume encyclopedia covering important world events while providing major new treatments of selected topics in various academic fields. |
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Page 332
Meanwhile , trappers , prospectors , 4 to 18 miles wide ( 6 to 29 km ) from rim to rim , explorers , and adventurers were trying to run the and 1 mile deep ( 1.6 km ) . For the million and a rapids downstream .
Meanwhile , trappers , prospectors , 4 to 18 miles wide ( 6 to 29 km ) from rim to rim , explorers , and adventurers were trying to run the and 1 mile deep ( 1.6 km ) . For the million and a rapids downstream .
Page 333
Bridge Canyon Dam would back up water 80 miles ( 130 km ) through Grand Canyon National Monument and 13 miles ( 21 km ) into Grand Canyon National Park . Marble Gorge Dam would back water 55 miles ( 88 km ) to the foot of Glen Canyon ...
Bridge Canyon Dam would back up water 80 miles ( 130 km ) through Grand Canyon National Monument and 13 miles ( 21 km ) into Grand Canyon National Park . Marble Gorge Dam would back water 55 miles ( 88 km ) to the foot of Glen Canyon ...
Page 561
UNITED NATIONS a golo the river passes through the Portes d'Enfer Malebo Pool , a shallow lake 22 miles ( 35 km ) ( Gates of Hell ) rapids , extending for 75 miles ( 120 long and 14 miles ( 23 km ) wide , is divided at its km ) .
UNITED NATIONS a golo the river passes through the Portes d'Enfer Malebo Pool , a shallow lake 22 miles ( 35 km ) ( Gates of Hell ) rapids , extending for 75 miles ( 120 long and 14 miles ( 23 km ) wide , is divided at its km ) .
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