Aachener Weiher, Artificial lake in Cologne, Germany

Aachener Weiher is an artificial lake in Cologne, Germany, located in the Neustadt district near the university. The lake has a curved shape with grassy banks and a small island in the middle, surrounded by lawns and paths.

The lake was created in the early 20th century as part of the city's expansion plans. It was designed to serve as a recreational area for the growing population and has remained a public space since then.

Students and locals often gather on the grassy slopes near the water, especially on sunny days. The lake is a popular spot for informal meetings and small outdoor events, reflecting the relaxed vibe of the surrounding university quarter.

The lake is easy to reach on foot or by public transport, with several paths circling the water. Visitors can walk around the entire lake in about 20 minutes, and benches are placed along the way for resting.

The lake is fed by water from the nearby Rhine and is home to various water birds, including ducks and swans. Its small island is a nesting site for some of these birds, which visitors can observe from the shore.