Saint Paul's basilica is located in Rome.
Basilica of Saint Mary of the Chorus was created in 1774.
Saint-Michel Basilica-Cathedral was created in 1959.
Treasury of the Basilica of Saint Servatius was created in 1070.
There is no mother superior of Saint Peter's Basilica.
As with the current Saint Peter's Basilica, the old basilica was dedicated to Saint peter the Apostle.
For a virtual tour of Saint Peter's Basilica, click on this link.
The tomb of Saint Peter determined the location of St. Peter's Basilica.
Basilica of Saint Paul Outside the Walls was created in 1823.
Saint Peter of course, one of Jesus's disciples, who was chosen by Christ to be the first leader of the Catholic church, although it would have just been called the Christian one then. The Basilica sits atop the tomb of Saint Peter and is a memorial to him.
There is no admission cost to enter the Basilica.
St. Peter's is a basilica in Vatican City.
No, some basilicas may have the remains of a saint present but it is not a requirement to be named as a basilica.