Frontal perspective over the flat Earth

There are a few issues connected with perspective over the flat Earth that will not be not so easy to understand. Hence, it will be useful to analyze them immediately. One is about the problem connected with ships disappearing within the horizon: they start disappearing from the bottom. As a consequence,  somebody could consider this fact as an evidence proving the curvature of the globe. On the contrary, we know that this is a result[…]

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