Panna Meena Ka Kund also called as Jaipur Stepwell is zig-zagging steps creates a captivating illusion. This is used for collecting the monsoon rains and preserving water for the drier months and designed in such a way that people could reach water at any level as the pool rises and falls.
Licence
Released under CC0. Free for any use, commercial included, no attribution required. Crediting the photographer is still a kind thing to do.