. ▁It ▁r ises ▁north - east ▁of ▁Market ▁D ray ton ▁in ▁the ▁north ▁of ▁the ▁county . ▁The ▁source ▁of ▁the ▁T ern ▁is ▁considered ▁to ▁be ▁the ▁lake ▁in ▁the ▁grounds ▁of ▁Ma er ▁Hall , ▁Staff ord shire . ▁From ▁here ▁it ▁flows ▁for ▁about ▁, ▁being ▁fed ▁by ▁the ▁River ▁Me ese ▁and ▁the ▁River ▁Rod en , ▁until ▁it ▁joins ▁the ▁River ▁Se vern ▁near ▁Att ingham ▁Park , ▁At ch am . ▁ ▁Ext ensive ▁pe at ▁bog ▁formerly ▁existed , ▁extending ▁from ▁Cr ud ging ton ▁on ▁the ▁T ern ▁as ▁far ▁as ▁ ▁New port . ▁▁▁ ▁At ▁Long don - on - T ern , ▁the ▁T ern ▁is ▁sp anned ▁by ▁the ▁Long don - on - T ern ▁Aqu ed uct , ▁the ▁world ' s ▁first ▁large - scale ▁cast ▁iron ▁navig able ▁aqu ed uct , ▁designed ▁by ▁Thomas ▁T elf ord ▁to ▁carry ▁the ▁Sh rew s bury ▁Canal . ▁The ▁ ▁long ▁structure ▁still ▁stands ▁today , ▁but ▁is ▁mar oon ed ▁in ▁the ▁middle ▁of ▁a ▁field . ▁ ▁References ▁ ▁External ▁links ▁▁ ▁T ern ▁View s ▁- ▁a ▁detailed ▁description ▁with ▁photograph s ▁ ▁Category : T rib ut aries ▁of ▁the ▁River ▁Se vern ▁Category : R ivers ▁of ▁Sh ro pshire <0x0A> </s> ▁The ▁Ret ail ▁Book ▁Association ▁is ▁a ▁trade ▁union ▁in ▁the ▁United ▁Kingdom , ▁representing ▁workers ▁at ▁WH Smith . ▁ ▁The ▁union ▁was ▁founded ▁in ▁ 1 9