isses ▁and ▁other ▁types ▁of ▁bed rock ▁of ▁the ▁Ukrain ian ▁Sh ield . ▁The ▁rap ids ▁began ▁below ▁the ▁ ▁present - day ▁city ▁of ▁D n ip ro ▁where ▁the ▁river ▁turns ▁to ▁the ▁south , ▁and ▁dropped ▁ 5 0 ▁meters ▁in ▁ 6 6 ▁kilom eters , ▁ending ▁before ▁the ▁present - day ▁city ▁of ▁Z apor iz h ia ▁( wh ose ▁name ▁literally ▁means ▁beyond ▁the ▁rap ids ). ▁ ▁There ▁were ▁nine ▁major ▁rap ids ▁along ▁this ▁path ▁( although ▁some ▁sources ▁give ▁a ▁smaller ▁number ) ▁which ▁almost ▁totally ▁ob struct ed ▁the ▁river ▁for ▁navigation . ▁Also , ▁there ▁were ▁about ▁ 3 0 - 4 0 ▁smaller ▁rap ids ▁and ▁▁ 6 0 ▁islands ▁and ▁is lets . ▁ ▁After ▁the ▁D nie per ▁H ydro elect ric ▁Station ▁was ▁built ▁in ▁ 1 9 3 2 , ▁they ▁were ▁in und ated ▁by ▁the ▁D nie per ▁Res er voir . ▁ ▁Historic ▁mentions ▁ ▁The ▁D nie per ▁Rap ids ▁were ▁part ▁of ▁the ▁trade ▁route ▁from ▁the ▁Var ang ians ▁to ▁the ▁Gree ks ▁first ▁mentioned ▁in ▁the ▁Primary ▁Chron icle . ▁The ▁route ▁was ▁probably ▁established ▁in ▁the ▁late ▁e ighth ▁and ▁early ▁nin th ▁centuries ▁and ▁gained ▁significant ▁importance ▁from ▁the ▁t enth ▁until ▁the ▁first ▁third ▁of ▁the ▁ele vent h ▁century . ▁On ▁the ▁D nie per ▁the ▁Var ang ians ▁had ▁to ▁port age ▁their ▁ships ▁round ▁seven ▁rap ids , ▁where ▁they ▁had ▁to