Unpredictables 7 wonders what really?

As  my  title i always think stupid, let me write some of the boring and common  things especially for those who don't like reading long time.

7 is the number  all the wonders are covered world most of wonders described with 7 WONDERS here are some of them .

* In the planet there  are amazing constructions, historical places etc are define with 7 wonders.

* The universe is covered with seas named as 7 OCEANs and  water inside ocean is covered 70% (  India its called as SAPTHA SAROVAR  )

*In India most historical places of god own hills called as SAPTHA GIRI ( 7 HILLS ).

* 7 colors - produced form ligths after pass through from prism called VIBGYOR,

* 7 colors - in rainy season lights produce from RAINBOW,(In India its called Kaman Billu )

* As per Indian traditional  Marriages Groom hold the hand of Bride and  rotate 7 times axis of Agni( fire) promising to god that will be always together for 7 life.

* As per Indian ancient systems of astrology every one will have 7 births ( 7 life ).