Raised access floor panels weren't always a thick sandwhich of steel and concrete!

As a matter of fact, these panels were originally made of metal only. The metal was very thick, but it was strong.

Strong and expensive.

You're standing on the threshold of the building.

Behind you, red-brown dirt covers everything. Skinny trees are propped up by string and wooden stakes. The sky is blue and clear. The beep of a forklift ruins the moment.