Discovering the Secrets of Teotihuacan: Inside the Pyramid of the Moon

The video discusses an exhibition at Teotihuacan's Pyramid of the Moon, showcasing over 1000 artifacts found in four tombs. The exhibition is divided into two parts: an introduction to the discovered pieces and a recreation of the pyramid's interior. Japanese archaeologist Sebura Tsuyama has been contributing to the archaeological efforts in Teotihuacan since 1980.

What are the two parts of the exhibition as described in the text?

Since what year has Sebura Tsuyama been working in the archaeological zone of Teotihuacan?