1-   Burj Al-khalifa is the tallest building of world. It lies in U.A.E. It is formed in 2010. It has 160 storeys. And its height is 2717 feet.

2-   Sears tower is the second tallest tower of the world. It lies in U.S.A.it is build in 1974. It has 110 storeys. Its height is 1451 feet.

3-   Ryugyong hotel lies in North Korea. It is built in 1995. It has 105 storeys. It height is 1083 feet.

4-   Empire state bldg lies in USA. It is built in 1931. It has 102 storeys. And its height is 1250 feet.

5-   Taipei 101 lies in Taiwan. It is built in 2004. It has 101 storeys. Its height is 1667 feet.

6-   John Hancock Centre is situated in USA. It is built in 1969. It has 100 storeys. Its height is 1127 feet.

7-   PETRONAS tower 1 and 2 are situated in Malaysia. They are built in 1998. They have 88 storeys. Their heights are 1483.

8-   Jin Mao is situated in chain. It is built in 1999. It has 88 storeys. Its height is 1381.

9-   Finance centre is situated in china. It is built in 2003. It has 88 storeys. Its height is 1362 feet.

10-   Tuntex sky tower is situated in Taiwan. It is built in 1997. It has 85 storeys. Its height is 1140 feet.