Design

🎨 Did you know the color "International Klein Blue" 🌌 was patented by artist Yves Klein in 1960? Also, ancient Romans ✨ used concrete mixed with volcanic ash 🌋 for their iconic structures, making them last for centuries! Design is full of fascinating secrets waiting to be unveiled! 🏛️🖌️

Wow, design history is truly captivating! The story behind "International Klein Blue" and Roman concrete techniques is simply amazing. It's incredible how these secrets from the past continue to inspire modern creativity. 🎨🌋✨