Are you a budget traveller looking for a unique and historical attraction to visit in Luxembourg? Look no further than the Pétrusse Casemates, a fascinating network of underground tunnels and fortifications that date back to the 17th century. Originally built as a defensive system to protect the city from invaders, the Pétrusse Casemates have since been transformed into a popular tourist destination. Visitors can explore the tunnels and learn about the history of the fortifications through informative displays and exhibits. One of the main highlights of the Pétrusse Casemates is the stunning views of the city that can be seen from the top of the fortifications. As you climb the stairs and reach the top, you'll be rewarded with breathtaking panoramic views of the city and the surrounding countryside. But the Pétrusse Casemates offer more than just great views. Visitors can also participate in a variety of activities, such as guided tours, treasure hunts, and even a virtual reality experience that takes you back in time to the days of the fortifications. As you explore the tunnels and fortifications, you'll be transported back in time to a different era. The damp, dark tunnels and the echoes of footsteps create an eerie and immersive atmosphere that will leave you feeling like you've stepped back in time. Overall, the Pétrusse Casemates are a must-visit attraction for budget travellers looking for a unique and historical experience in Luxembourg. With its stunning views, engaging activities, and immersive atmosphere, the Pétrusse Casemates are sure to leave a lasting impression on visitors. So why not add it to your itinerary and discover the secrets of this fascinating underground world for yourself?