[1] At some point during their march to Gaul, the legion refused to follow the emperor's orders either to kill the indigenous Christians or to worship Maximian as a god.

A memorial chapel was built in the early fourth century in what was a suburban cemetery about 1 km south of the Roman fortress.

A fund raising initiative was launched in 2014 for necessary renovations to the 1,000-year-old building to address cracks in the vault, water damage, and an aging electric service, among other concerns.

[3] The church has square towers decorated with Lombard bands;[2] a Romanesque feature, the minster also shows adaptation of some Gothic elements.

"[5] The Minster in Bonn housed one of the first organs in Germany, when in 1230 one was placed on the east wall in the north transept.