902K views · 18K reactions | Examples of the letter ‘B’ through history. Rustic Capital, 1st Century — Roman Capital 2nd Century — Uncial, 6th Century — Textura, 15th Century — Chancery Script, 17th Century — English Roundhand, 18th Century. Music is ‘Ability’ by Borrtex. #calligraphy | Seb Lester | Facebook

For thousands of years, Roman monuments have stood against wear and tear to stand strong in the present day. Meanwhile, modern structures crumble in decades! What's the secret behind Rome's indestructible concrete? | Interesting Engineering