Ashoka's great stupa at sanchi was begun in the second century bce. later architectural elaborations to the stupa included circular railings made of log-shaped stones that enclosed a processional path. this path is used for a ritual circumambulation known as the

Pradakshina

Explanation:

Ashoka's Great Stupa at Sanchi was begun in the second century BCE. Later architectural elaborations to the stupa included circular railings made of log-shaped stones that enclosed a processional path. This path is used for a ritual circumambulation known as the pradakshina

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