Statistics for occurrence #1 of “Campus Martius” in card 356 of Q. Horatius Flaccus (Horace), The Art of Poetry: To the Pisos:

... poetry, created and invented for the delight of our souls, if it comes short ever so little of the summit, sinks to the bottom. He who does not understand the game, abstains from the weapons of the Campus Martius : and the unskillful in the tennis-ball, the quoit, and the troques keeps himself quiet; lest the crowded ring should raise a laugh at his expense: notwithstanding this, he who knows nothing of verses...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Campus Martius (Italy) 114 2 0 0 0 user votes
Campus Martius (Ohio, United States) 144 2 32 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.