It looks like you're using an Ad Blocker.
Please white-list or disable AboveTopSecret.com in your ad-blocking tool.
Thank you.
Some features of ATS will be disabled while you continue to use an ad-blocker.
originally posted by: Utnapisjtim
a reply to: Mads1987
To store grains you need masonry. To defend and secure a city or a nation, you need masonry. To move mountains, you need masonry.
originally posted by: Utnapisjtim
a reply to: Soylent Green Is People
Agreed, but also you forget an important invention, the brick. The famed tower of Babel was made by sun-dried bricks made of mud if we may reference the Bible (and sorry to all you lovely scientists for bringing in the old cat).