General Knowledge Quiz for Saturday, 18 October 2025
A new general knowledge quiz is available every day. Try today's quiz or work through our archive of daily and themed quizzes.
Question 1: What do the Harvard Plate Stacks hold?
A
B
A collection of 2,000 years of steles recording knowledge of astronomy at the time
A collection of geological shales
C
A century's worth of glass plate negatives of the night sky
D
A collection of two centuries of photographic portraiture in North America