▁ 1 2 1 5 . ▁During ▁this ▁time ▁the ▁cit adel ▁went ▁through ▁major ▁reconst ruction , ▁fort ification ▁and ▁addition ▁of ▁new ▁structures ▁that ▁create ▁the ▁complex ▁of ▁the ▁Cit adel ▁in ▁its ▁current ▁form ▁today . ▁Sultan ▁Gh azi ▁strength ened ▁the ▁walls , ▁smooth ed ▁the ▁surface ▁of ▁the ▁out c rop ▁and ▁covered ▁sections ▁of ▁the ▁slope ▁at ▁the ▁entrance ▁area ▁with ▁stone ▁cl adding . ▁The ▁depth ▁of ▁the ▁mo at ▁was ▁increased , ▁connected ▁with ▁water ▁can als ▁and ▁sp anned ▁by ▁a ▁tall ▁bridge - c um - vi ad uct , ▁which ▁today ▁still ▁serves ▁as ▁the ▁entrance ▁into ▁the ▁Cit adel . ▁During ▁the ▁first ▁de cade ▁of ▁the ▁th ir teenth ▁century ▁the ▁cit adel ▁evol ved ▁into ▁a ▁pal atial ▁city ▁that ▁included ▁functions ▁r anging ▁from ▁resident ial ▁( pal aces ▁and ▁bath s ), ▁religious ▁( mos que ▁and ▁shr ines ), ▁military ▁install ations ▁( ars en al , ▁training ▁ground , ▁defence ▁to wers ▁and ▁the ▁entrance ▁block ) ▁and ▁supporting ▁elements ▁( water ▁c is tern s ▁and ▁gran aries ). ▁The ▁most ▁prominent ▁renov ation ▁is ▁the ▁entrance ▁block ▁re built ▁in ▁ 1 2 1 3 . ▁Sultan ▁Gh azi ▁also ▁had ▁the ▁two ▁mos ques ▁on ▁the ▁Cit adel ▁restored , ▁and ▁expanded ▁the ▁city ▁walls ▁to ▁include ▁the ▁southern ▁and ▁eastern ▁sub ur bs , ▁making ▁the ▁cit adel ▁the ▁centre ▁of ▁the ▁fort ifications , ▁rather ▁than ▁alongside ▁the ▁wall .