The Lupercal (from lupa, Latin for she-wolf) is a cave at the foot of the Palatine Hill in Rome, between the Temple of Apollo Palatinus and the Basilica of Santa Anastasia. In the legend of Rome’s foundation, Romulus and Remus were found there by the lactating female wolf who suckled them until they were found by Faustulus."
Source: Wikipedia
At this same spot, so important to the founding of Rome, everyone witnessed Antony try to crown Caesar king.