Which German City, close to the border with Luxembourg was the birthplace of Karl Marx, and contains the Porta Nigra, a well-preserved Roman city gate?
Porta Nigra Nigra. Porta Nigra The Porta Nigra (Latin for "black gate") is a large Roman city gate in Trier, Germany. It is today the largest Roman city gate north of the Alps. It is designated as part of the Roman Monuments, Cathedral of St. Peter and Church of Our Lady in Trier UNESCO World Heritage Site. The name "Porta Nigra" originated in the Middle Ages due to the darkened colour of its stone; the original Roman name has not been preserved. Locals commonly refer to the Porta Nigra simply as "Porta". The Porta Nigra was built in grey sandstone after 170
Porta Nigra the early Middle Ages the Roman city gates were no longer used for their original function and their stones were taken and reused for other buildings. Also, iron and lead braces were broken out of the walls of the Porta Nigra for reuse. Traces of this destruction are still clearly visible on the north side of the gate. After 1028, the Greek monk Simeon lived as a hermit in the ruins of the Porta Nigra. After his death (1035) and sanctification, the "Simeonstift" monastery was built next to the Porta Nigra to honor him. To save it from further destruction,