Before its demolition in 1955, the Old Cincinnati Library stood as a beacon of knowledge. This historic library, with its grand architecture and extensive collections, was a cherished institution until it was torn down.

The Library was demolished primarily due to its

In 1940 London, a young girl sits among the debris of her bombed house, holding her doll.

Carl Sagan describes how the ancient Greeks knew that the Earth was round. Aristotle used the round shadow of Earth on the moon during eclipses as evidence, while Eratosthenes measured the Earth’s circumference using the differences in shadow angles at two locations in Egypt.