Article: Origin of the Combustion Engine

The link below is to an article that considers the origin of the combustion engine.

For more visit:
http://mentalfloss.com/article/49542/hitting-road-3-men-behind-combustion-engines

Article: WWI – The Fall of Adrianople

The link below is to an article that considers the lead up to WWI and in this case the Fall of Adrianople.

For more visit:
http://mentalfloss.com/article/49678/world-war-i-centennial-fall-adrianople