In what nation did a newly unveiled tomb depict brightly colored images from the "fifth dynasty," which ruled the country more than 4,000 years ago?

Egypt

Explanation:

The nation in which a newly unveiled tomb depicting brightly colored images from the Fifth Dynasty is Egypt. The Fifth Dynasty ruled over Ancient Egypt from the early 25th century BC until the mid 24th century, roughly for approximate 150 years. This dynasty, together with the third, fourth, and sixth is considered as part of the Old Kingdom period of Ancient Egypt. There's lot of mysteries about this dynasty, as it is not known how it came to be, what was going on with it, what were the accomplishments or downfalls of it. What is known is that it has been established by Pharaoh Userkaf. During this dynasty we have the first funerary prayers inscribed on royal tombs, and the religion has some changes, with Ra gaining more importance and lot of temples for this god have been built during this dynasty's rule.

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