For instance, it is believed that the massifs of the Himalayas and the Andes were formed by titanic upheavals deep within the earth and by the movement of sections of the earth’s crust. We humans do not fully understand how and why mountains came to exist.
पर्वत नेमके कसे आणि कशाला निर्माण झाले याची पूर्ण समज आम्हा मानवांना नाही.