The Great St. Martin Church is a Romanesque Catholic church located in the heart of Cologne, Germany. Its history dates back to the 12th century, although archaeological evidence suggests that the site has been inhabited since Roman times. The church was severely damaged in World War II and underwent several restoration works, resuming its full glory only in 1985. Standing proudly amidst colorful old houses in Cologne's Old Town, the church is characterized by its distinctive crossing tower that dominates the city's skyline. The tower, with its four spires, is a significant example of the 12th century Rhenish architecture. The church's exterior is a beautiful blend of Romanesque and Gothic architecture, featuring large arched windows, a robust looking facade, and intricate detailing. Inside, the Great St. Martin Church is just as impressive. The nave is a stunning display of simplicity and elegance. The high ceiling, adorned with ribbed vaults, creates a sense of grandeur, while the large stained-glass windows cast a soft, ethereal light into the church. The preserved Romanesque columns and the choir, with its striking arches, add to the church's stunning interior. The church has witnessed the city's transformation and has survived countless wars, fires, and restorations. It was initially built as a collegiate church for canons, and later it became a Benedictine abbey. During the French occupation at the end of the 18th century, the church was used for secular purposes like warehouse and fire insurance office. The Great St. Martin Church is not just a place of worship, but also a testament to the city's rich history and architectural prowess. It houses several historical artifacts, including a remarkable wooden crucifix from the 13th century and a preserved Romanesque cloister. It also holds the relics of Saint Eliphius, a martyr during the Roman Persecution. In conclusion, the Great St. Martin Church is an architectural gem and a historical beacon that continues to fascinate locals and tourists alike. Its impressive structure, coupled with its rich history, makes it one of the must-visit landmarks in Cologne.