Simplify the following text for a Grade 6 native English-speaking person.
Original: The area is rich in archaeological remains , particularly rock drawings which depict men hunting , farming , and cattle-rearing ; the skeleton of Asselar man was also found in the area by ThÃ odore Monod .
Simplified: The rock drawings showing men hunting , farming , and looking after cows are very important . Asselar Man 's bones were also found here by ThÃ odore Monod .