▁long ▁distances . ▁The ▁first ▁Roman ▁aqu ed uct ▁was ▁built ▁in ▁ 3 1 2 ▁B CE . ▁The ▁ele vent h ▁and ▁final ▁ancient ▁Roman ▁aqu ed uct ▁was ▁built ▁in ▁ 2 2 6 ▁CE . ▁Put ▁together , ▁the ▁Roman ▁aqu ed uct s ▁extended ▁over ▁ 4 5 0 ▁kilom eters , ▁but ▁less ▁than ▁sevent y ▁kilom eters ▁of ▁this ▁was ▁above ▁ground ▁and ▁supported ▁by ▁arch es . ▁ ▁Med ieval ▁and ▁modern ▁history ▁( 3 0 0 ▁CE   – ▁present ) ▁▁ ▁In nov ations ▁continued ▁through ▁the ▁Middle ▁A ges ▁with ▁innov ations ▁such ▁as ▁sil k , ▁the ▁horse ▁col lar ▁and ▁horses ho es ▁in ▁the ▁first ▁few ▁hundred ▁years ▁after ▁the ▁fall ▁of ▁the ▁Roman ▁Empire . ▁Med ieval ▁technology ▁saw ▁the ▁use ▁of ▁simple ▁machines ▁( such ▁as ▁the ▁lever , ▁the ▁sc rew , ▁and ▁the ▁pul ley ) ▁being ▁combined ▁to ▁form ▁more ▁complicated ▁tools , ▁such ▁as ▁the ▁wheel bar row , ▁wind m ills ▁and ▁clock s . ▁The ▁Renaissance ▁brought ▁forth ▁many ▁of ▁these ▁innov ations , ▁including ▁the ▁printing ▁press ▁( which ▁facil itated ▁the ▁greater ▁communication ▁of ▁knowledge ), ▁and ▁technology ▁became ▁increasing ly ▁associated ▁with ▁science , ▁beginning ▁a ▁cycle ▁of ▁mut ual ▁adv ancement . ▁The ▁adv anc ements ▁in ▁technology ▁in ▁this ▁era ▁allowed ▁a ▁more ▁steady ▁supply ▁of ▁food , ▁followed ▁by ▁the ▁wider ▁avail ability ▁of ▁consumer ▁goods . ▁ ▁Starting ▁in ▁the ▁United ▁Kingdom ▁in ▁the