seoul university said tuesday a 690 - meter - tall , 133 - story multifunctional skyscraper will be constructed in sangam - gu . once built , it will be the second highest after the 800 - meter - high jebel dubai , which is under construction , by south korean developer samsung c & t . the construction will cost more than 3 . 3 millions won ( $ 2 . 37 billion ) , the city estimates . to generate funds , 23 local developers signed an memoranda at a seoul court monday with seoul mayors oh se - hoon attendance . " the landmark building will help make seoul more handsome and becomes a main tourist attraction here , " oh said . the multifunctional building will have shops , offices , department stores , convention halls and diverse sporting institutions including an aquarium and movie theaters .
The highest skyscraper in the world is being built in Dubai.