Euclid's Big Problem - Numberphile
3Blue1Brown and Ben Syversen
How One Line in the Oldest Math Text Hinted at Hidden Universes
Euclid's big problem solved for Numberfile
What's the point of Geometry? - Euclid explains it nice and easy!
Euclid: The Father of Geometry Who Changed the World with Logic, Lines, and Proofs (c. 300 BCE)
Euclid's puzzling parallel postulate - Jeff Dekofsky
The Oldest Unsolved Problem in Math
The problem Euclid couldn't solve
The Most Controversial Problem in Philosophy
Euclid
The 47th Problem of Euclid
Freemasonry - The 47th Problem
The Man Who Almost Broke Math (And Himself...) - Axiom of Choice
Euclid: The Father of Geometry
Euclid as the father of geometry | Introduction to Euclidean geometry | Geometry | Khan Academy
1. The Emergence of Greek Mathematics Through the Investigation of Euclid's Elements (600 – 300 BCE)
How to Find the Greatest Common Divisor by Using the Euclidian Algorithm
Veritasium and fern
23 Definitions in Euclid's Elements Book 1