1st-century establishments

Christianity is an Abrahamic monotheistic religion, which states that Jesus is the Son of God and rose from the dead after his crucifixion, whose coming as the messiah (Christ) was prophesied in the Old Testament and chronicled in the New Testament. It is the world's largest and most widespread religion with over 2.3 billion followers, comprising around 28.8% of the world population. Its adherents, known as Christians, are estimated to make up a majority of the population in 120 countries and territories.

Frankfurt am Main, usually shortened to Frankfurt, is the most populous city in the German state of Hesse. Its 778,589 inhabitants as of 2025 make it the fifth-most populous city in Germany. Located in the foreland of the Taunus on its namesake Main, the city forms a continuous conurbation with Offenbach am Main; its urban area has a population of over 2.7 million. Frankfurt is the heart of the larger Rhine-Main metropolitan region, which has a population of more than 5.8 million and is Germany's second-largest metropolitan region after the Rhine-Ruhr region. Home to the European Central Bank,

Gnosticism (; Koine Greek: ) is a collection of different religious and philosophical ideas and systems that fully developed by the mid-2nd century among sects of early Christianity and other faiths. It is not a singular, homogeneous tradition or religion, but an umbrella term used by modern scholars to describe different groups and beliefs that shared certain characteristics. These diverse Gnostic groups generally emphasized personal spiritual knowledge (gnosis) above the authority, traditions, and proto-orthodox teachings of organized religious institutions. The Gnostic worldview typically d

group of ancient and influential Christian theologians and writers

thumb|upright=1.4|The Great House at the Casa Grande Ruins National Monument

pre-Columbian archaeological culture

Fectio, known as Vechten in Old Dutch, was a Roman castellum in the province Germania Inferior established in the year 4 or 5 AD. It was located at the place where the river Vecht (Fectio) branched off from the Rhine, leading to Lake Flevo, which was later to become the Zuiderzee. This was near the modern hamlet of Vechten in the municipality Bunnik, Utrecht, Netherlands.

human settlement in the Netherlands

Roman military settlement in Crimea

300px|thumb|Mirine basilica thumb|Pottery from Fulfinum. 1st century. Municipium Flavium Fulfinum was an old Roman settlement on the island of Krk, Croatia, just a few kilometres from the town of Omišalj.