human
really exists at many points under Rome; its rising and falling are sometimes unaccountable; and I know at least one old palace in which it has been used and found pure, within the memory of man. So far, the explanations suggested by engineers have neither satisfied those who have propounded them, nor those who have had practical experience of the
gpt
The subject is extremely interesting but is one of very great difficulty, as it is generally quite impossible to make explorations in the places where the water is near the surface. The older part of modern Rome was built haphazard, and often upon the enormous substructures of ancient buildings, of which the positions can be conjectured only, and of which the plans and dimensions are very vaguely guessed by archaeologists. All that can be said with approximate certainty of the
human
Rotonda.