Here's the first step: a charcoal drawing on plaster.
In the 12th Century AD, the Khmer Empire ruled most of what is now Southeast Asia. As Europe struggled in the Dark Ages, King Suryavarman II built the massive edifice of Angkor Wat at the height of his empire’s glory.
But within 200 years, the powerful Khmer civilization mysteriously collapsed.
This is a detail of a Devata. A Devata or deity is a multifaceted concept in Sanatana Dharma. There are very many different aspects of devata. Apart from object of worship, devata is a symbol representing different things in different forms of knowledge.