Why Dwarka Submerged in Water

1 Gandhari Curse - Curse as Basis
http://www.urday.in/mgandharicurse.htm 2 Krishna's Son Mocks The Sages http://www.srichinmoy.org/resources/library/stories/puranas/krishna_son_mocks_the_sages
Krishna Wanted it as Arrogant Yadus if Left Would Cause Destruction of World

http://dwarkapath.blogspot.com/2010/12/prabhasa-somnath-site-glory-yadu-photos.html