jantar mantar

jantar mantar, "yantr mantra" ka apabhransh roop hai. savaai jayasinh ne aisi vedhashaalaaon ka nirmaan Jaipur, ujjain, Mathura, Delhi aur Varanasi mein bhi kiya tha. pehli vedhashaala 1724 mein Delhi mein bani. iske 10 varsh baad Jaipur mein jantar mantar ka nirmaan hua. iske 15 varsh baad Mathura, ujjain aur banaaras mein bhi aisi hi vedhashaalaaen khadi ki gain.