Religions of Ancient China

The Great Wall of China was constructed over several centuries and claimed the lives of thousands of builders.

It took millennia to build, but today the Great Wall of China stands out as one of the world's most famous landmarks.

In the early 19th century, America had no standard of education—every town and city could teach its students in different ways. Until Horace Mann had an idea.

The DSM once labeled homosexuality a mental disorder. In the 1960s, LGBTQ+ activists Barbara Gittings and Frank Kameny pushed to change that, helping spur its removal from the DSM in 1973.