Jaipur Astronomical Observatories - Jantar Mantar, जयपुर वेधशाला भारत

Jantar Mantar is a park in central Jaipur built between 1727 and 1734 featuring lots of astronomical instruments in the shape of small and big constructions. One of the largest sundial in the world, Samrat Yantra, stands 27 meter tall and gives nice view of the surroundings. But there’s also devices to predict weather and seasons.