According to Greek mythology, the Golden Age was a time when people enjoyed peace and prosperity.

This town once experienced a golden age, achieving many advancements and accomplishments.

During the Ice Age, the climate of the Earth changed significantly.

The Sengoku period is a part of Japanese history.

The Heian period was a time when Japanese culture developed greatly.

The Yayoi period is a part of Japanese history.

The Edo period in Japan was a time when culture and art greatly developed.

The ruins from the Kofun Period are important for a deep understanding of Japanese history.

The Ashikaga era is a part of Japanese history.

The Asuka Period is a part of Japanese history, a time when culture and arts greatly developed.