Regal Gwalior glitters dreamily as a precious gem ... Inside, gleaming white marble halls and arches surround the inner sanctum resonating with mantras chanted revering the glowing Surya idol.

But, this Valentine's, we get you an unheard and extraordinary tale of a Raja, giving us major green flags. Did you know Gwalior's Raja Mansingh Tomar laid a 16 miles long earthen pipeline so that ...