City in 🇩🇪 Germany with a population of around 150 thousand people.
Heidelberg is a picturesque city nestled in the Neckar River Valley in the state of Baden-Württemberg, Germany. The city is well-known for its castle, Heidelberg Castle, which is perched atop a hill overlooking the city. Heidelberg is also home to the oldest university in Germany, Heidelberg University, which was founded in 1386. The city is a popular tourist destination and is visited by millions of tourists each year.