Zurich's history stretches back more than 2,000 years, to when the site hosted a Roman settlement known as Turicum, established as a customs post on the banks of the Limmat River, benefiting from its strategic position at the outlet of Lake Zurich. As centuries passed and the Roman Empire collapsed, the settlement gradually developed through the early Middle Ages into an important Carolingian stronghold, before earning the status of a "free imperial city" within the Holy Roman Empire — a status that granted it relatively broad political and economic independence.

From the 12th century onward, craft guilds began playing a central role in shaping the city's political and economic life, representing various tradesmen and merchants and wielding significant influence over municipal affairs, a system that governed Zurich for centuries and left a clear mark that survives today in the historic buildings known as Zunfthäuser (guild houses) scattered across the Old Town.

But the most influential chapter in Zurich's history came in the 16th century, when Swiss clergyman Huldrych Zwingli led the Protestant Reformation movement from the city, transforming it into one of the most important centers of the Reformation in all of Europe, alongside Geneva. The famous Grossmünster church, whose core structure was built between the 11th and 13th centuries, was a principal stage for this movement, specifically in the first half of the 16th century, as Zwingli delivered reformist sermons there that reshaped the course of both the Swiss and German churches. Today, visitors can climb 189 steps inside the Karlsturm, one of the church's twin towers, for a panoramic view over the Old Town and the Limmat River, and even the Alps on clear days, while a small Reformation museum attached to the church tells the story of that pivotal era.

Close to the Grossmünster stands the Fraumünster church, founded in 853 CE, now globally known for its stained-glass windows designed by artist Marc Chagall — a unique blend of over 1,100 years of history and contemporary modern art. Wander too through the narrow lanes of the Niederdorf quarter, where historic guild houses meet modern cafés and shops, a scene that captures how Zurich has preserved its historic identity even as it became one of the world's most important financial centers today.