The Blues music genre gave birth to jazz, rock and roll, R&B, and much of modern popular music.

Ancient cave artists used perspective, shading, and motion in their paintings — sophisticated techniques rediscovered in the Renaissance.

During his entire lifetime, Vincent Van Gogh is known to have sold only a single painting.

Chocolate was once used as currency by the ancient Aztecs.

The didgeridoo, played by Aboriginal Australians, may be the world's oldest wind instrument — over 40,000 years old.

Chess grandmaster Magnus Carlsen has been world champion since 2013 and has the highest Elo rating in history.

Michael Phelps is one of the most decorated Olympians in history.

K-pop groups are often assembled by entertainment companies using rigorous auditions — trainees can spend years preparing.

Spices like cinnamon, cardamom, and cloves were once more valuable than gold by weight.