Mental Floss

ARCHITECTURE









Notre-Dame de Paris in a 19th-century illustration.

The 800-plus-year-old Parisian cathedral has centuries of French history built into its stone. Here are 13 things you might not know about it.

Allison C Meier


We learned a lot in 2023.

From record-breaking plants and incredible animal news to space superlatives and the awesome power of Taylor Swift fans, here’s the long list of things we learned in 2023.

mentalfloss .com














The Great Wall of China.

The Great Wall of China is one of the oldest, largest, and most celebrated achievements of human ingenuity, but there are still a few things you might not know about China’s ancient landmark.

M. Arbeiter