Answer : 1. "Ujjain"
Explanation :

Prime Minister Narendra Modi inaugurated the world's first Vedic clock installed in Ujjain (Madhya Pradesh), considered the center of time calculation. This Vedic clock has been installed on an 85 feet tower inside Jantar Mantar near Jiwaji Observatory. The foundation stone of this clock was laid on November 6, 2022 by the then Higher Education Minister and current Chief Minister of the state, Mohan Yadav.