Why is it a Beach?

Two Sardarjis were in conversation on the beach :

Sardarji 1 : Praaji , Ise 'beach' kyo kaheete hai ?

Sardarji 2 : Tumhe nahe pata ?

Sardarji 1 : Nahe pata.

Sardarji 2 : Woh to Aasmaan aur Zameen ke beech mein hai esliye eesai beach kahete hai .