Heidelberg, in the south-western part of Germany, is nestled in a valley along the river Neckar. This town of approximately 143,000 inhabitants attracts hordes of tourists annually owing to its medieval-styled architecture.

Overall, Heidelberg has a pleasant climate. The temperatures in winter may drop as low as 1°C; January being the coldest month. Summers are warm; July and August are a good time to visit with the average temperature at 20°C. The city sees a fair amount of rain, spread out across the year.

During the Middle Ages, Heidelberg had a tumultuous time with the castle being burnt down twice and the city being almost destroyed by war. It went through major rebuilding in the early 1900s. Surprisingly enough, Heidelberg came out of World War II almost entirely unscathed, one of the few German cities to do so.

Cologne is located in the western part of Germany. This city of approximately 986,000 inhabitants is more than 2030 years old, making it one of ...

Frankfurt is located in the south-western part of Germany and has a population of approximately 648,000 inhabitants. As the seat of the E...