* Archaeological sites: These are locations where evidence of human activity from the past has been found, such as ruins of buildings, artifacts, and pottery.
* Historical documents: These include written records of events, such as diaries, letters, and manuscripts.
* Oral histories: These are stories that are passed down from generation to generation through word of mouth.
* Folklore: This includes traditional stories, songs, and legends that reflect the beliefs and values of a culture.
* Art and architecture: These can provide clues about the history, culture, and beliefs of a people.
* Paleontology: This is the study of fossils, which can provide information about the history of life on Earth.
* Geology: This is the study of the Earth's rocks and minerals, which can provide information about the Earth's history and climate.
* Astronomy: This is the study of the universe, which can provide information about the history of the universe and the solar system.