Statistics for occurrence #1 of “Aetna” in book 3, card 580 of P. Vergilius Maro, Aeneid:

...
A spreading bay is there, impregnable to all invading storms; and Aetna 's throat with roar of frightful ruin thunders nigh. Now to the realm of light it lifts a cloud of pitch-black, whirling smoke, and fiery dust, shooting out globes of flame, with monster tongues ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Aetna (Italy) 228 14 0 0 0 user votes
Aetna (Canada) 4 0 0 0 0 user votes
Aetna (Arkansas, United States) 0 0 0 0 0 user votes
Aetna (Arkansas, United States) 0 0 0 0 0 user votes
Aetna (Kansas, United States) 0 0 0 0 0 user votes
Aetna (Michigan, United States) 0 0 0 0 0 user votes
Aetna (Tennessee, United States) 0 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.