Israel, Jerusalem, Jerusalem Archeological Park, A wooden crane used to move heavy blocks of stone in construction projects in ancient Jerusalem. The Old City of Jerusalem and its Walls is a UNESCO Wo...

Israel, Jerusalem, Jerusalem Archeological Park, A set of wooden wheels used the Metagenes method to move heavy blocks of stone in construction projects in ancient Jerusalem. The Old City of Jerusalem...

Scotland, Clyde Valley, New Lanark Visitor Centre, The Spinning Mule in operation.

USA, New York, Manhattan, overview of construction site with workers at the foundation level.

USA, New York, Manhattan, overview of construction site with workers at the foundation level.

Green and black electric rechargeable handheld drill

Road building machinery.