WORLD CIVILIZATION

Detailed explanation-1: -Fire altars are pits meant for religious rites involving sacrifices to fire. These were a hallmark of Aryan religious beliefs. Evidences of fire altars are found in Lothal and Kalibangan towards the Late Harappan phase, showing presence of immigrants.

Detailed explanation-2: -Cities like Kalibangan and Lothal had fire altars where sacrifices might have been performed.

Detailed explanation-3: -Other cities, such as Kalibangan and Lothal had fire altars, where sacrifices may have been performed. And some cities like Mohenjodaro, Harappa, and Lothal had elaborate store houses. These cities were found in the Punjab and Sind in Pakistan, and in Gujarat, Rajasthan, Haryana and the Punjab in India.

Detailed explanation-4: -Some large and unique buildings like the great Bath, granaries, assembly Hall and college of Priests found at the Mohenjodaro site. Group of fire altars was discovered at Kalibangan.

Detailed explanation-5: -They were made of stone or bricks and were used for ritualistic purposes when a big fire had to be arranged. Complete answer: The two cities which had fire altars are Lothal and Kalibangan. Lothal is situated in the Sarangwal district of Ahmedabad in Gujarat. It was discovered in 1957 by S.R.