Your attitude reflects years of brain washing by the "Dravidian" movement in Tamil Nadu.
Crossing the seas became a sin a long time after the Ramayana.
Perhaps you have forgotten the invention of zero, the Iron Pillar, the Sun temple at Konark etc etc as you believe in the propoganda of the movement in Tamil Nadu
This anti Hindu movement has totally failed and hence this attempt by the DMK Shipping Minister to destroy this holy structure.There is no scientific explanation available for this structure
Every religion has it's own defects. This does not mean you can downgrade this great and