Diekirch is a picturesque city located in the Oesling region of Luxembourg. It is the capital of the Diekirch district and is known for its charming old town, historic architecture, and stunning natural surroundings. The city is situated along the banks of the Sauer River, with the Ardennes forest providing a beautiful backdrop. Diekirch is a popular destination for outdoor enthusiasts, offering a range of hiking and cycling trails that wind through the surrounding countryside. The city is also home to the National Museum of Military History, which showcases the country's military heritage and features a collection of artifacts and exhibits.