Pillars and polished stone create an imperial visual language
Monolithic columns, animal capitals and inscriptions carried Mauryan authority into sacred and public landscapes. The Sarnath lion capital later became the emblem of the Republic of India.
Mauryan art combined local traditions with techniques and forms circulating across western and central Asia. Its surviving monuments are only fragments of a much larger world that also relied heavily on timber.
Source: Met Museum: The Mauryan Empire