St John-Marc Cathedral, nestled in the heart of Byblos Old Town, is a historical and religious landmark steeped in antiquity. This Maronite cathedral is named after Saint John-Marc, who is believed to have accompanied Saint Peter to Antioch. The church stands as a testament to the rich tapestry of Lebanese history, mingling with Roman, Crusader, and Ottoman influences. The cathedral, built in the 11th century, was constructed over an older church and has undergone several restorations. Its interior is adorned with beautiful icons, paintings, and stained glass that illuminate the intricate details of its design. St John-Marc Cathedral is surrounded by the remnants of ancient civilizations, from Phoenician ruins to medieval walls, which enhance the spiritual and historical aura of the location. The city of Byblos itself is considered one of the oldest continuously inhabited cities in the world, with a heritage that dates back more than 7,000 years. Visitors to the cathedral can immerse themselves in this deep historical context while appreciating the serene atmosphere of this sacred place.