One clear, precise prophecy of Muhammad.. among many

[arewethereyet]

I would guess that people who only had one story buildings or cave dwellings would be impressed when the first two-story structure was built.

Tall building means something very different now than it did a couple thousand years ago and before.

Not really. This is from the 21st BCE. https://en.wikipedia.org/wiki/Ziggurat_of_Ur

I doubt your run-of-the-mill goat herder saw something like this on a daily basis...may not even in their lifetime.