Ram’s Era was >1.7 millions years ago

After conquering Lankhini, the Godess of Lanka, Sri Hanuma enters Lanka and searches for Seeta. Sage Valmiki describes what Sri Hanuma saw, as follows:

त्रिविष्टप निभम् दिव्यम् दिव्य नाद विनादितम् |
वाजि हेषित सम्घुष्टम् नादितम् भूषणैः तथा ||

रथैः यानैः विमानैः च तथा गज हयैः शुभैः |
वारणैः च चतुः दन्तैः श्वेत अभ्र निचय उपमैः ||

भूषितम् रुचिर द्वारम् मत्तैः च मृग पक्षिभिः |
राक्षस अधिपतेः गुप्तम् आविवेश गृहम् कपिः ||

The great Hanuma entered secretly Ravana’s inner city which was equal to paradise, rendered noisy by neighing of horses and tinkling of ornaments, by chariots, vehicles and aerial-cars and decorated by auspicious elephants and horses and great elephants with four tusks and by birds and animals in heat. It had beautiful entrances and was protected by thousands of rakshasas with great strength.

(Sundara Kanda 4th Sarga 26 – 28 Slokas)

उत्तमम् राक्षसावासम् हनुमानवलोकयन् |
आससादाथ लक्ष्मीवान् राक्षसेन्द्रनिवेशनम् ||

चतुर्…