Grubenteich and Haussee Loop

Starting near Potsdam-Mittelmark, Germany, the Grubenteich and Haussee Loop is a delightful 10 km (6.2 miles) loop trail with an elevation gain of approximately 100 meters (328 feet). This trail is rated as medium difficulty, making it suitable for moderately experienced hikers.

### Getting There To reach the trailhead, you can either drive or use public transport. If you're driving, set your GPS to the nearest known address: Am Grubenteich, 14822 Borkheide, Germany. For those using public transport, take a train to Borkheide station, which is well-connected from Berlin and Potsdam. From the station, it's a short walk to the trailhead.

### Trail Overview The trail begins near the serene Grubenteich pond, a perfect spot to start your hike with a moment of tranquility. As you set off, you'll be surrounded by lush forest, with the path meandering through a mix of deciduous and coniferous trees. The first 2 km (1.2 miles) are relatively flat, making for an easy warm-up.

### Significant Landmarks and Nature Around the 3 km (1.9 miles) mark, you'll encounter the Haussee, a picturesque lake that offers stunning views and a great spot for a short break. The lake is home to various bird species, so keep your binoculars handy if you're a bird-watching enthusiast. The trail continues along the lake's edge for about 1 km (0.6 miles), providing ample opportunities for photography and nature observation.

### Historical Significance The region around Potsdam-Mittelmark is steeped in history. During your hike, you'll pass by remnants of old settlements and possibly even some World War II-era bunkers hidden in the forest. These historical landmarks serve as a poignant reminder of the area's past and add a layer of depth to your hiking experience.

### Elevation and Terrain As you move past the Haussee, the trail begins to ascend gradually. The next 2 km (1.2 miles) will take you through a series of gentle hills, with an elevation gain of about 50 meters (164 feet). The terrain here is a mix of dirt paths and rocky sections, so sturdy hiking boots are recommended.

### Wildlife and Flora The forest is teeming with wildlife, including deer, foxes, and a variety of bird species. The flora is equally diverse, with wildflowers blooming in the spring and summer months. Keep an eye out for rare plants like the European wild ginger and various types of ferns that thrive in this environment.

### Navigation For navigation, it's advisable to use HiiKER, which provides detailed maps and real-time updates. The trail is well-marked, but having a reliable navigation tool can enhance your hiking experience and ensure you stay on the right path.

### Final Stretch The last 3 km (1.9 miles) of the trail loop back towards the starting point near Grubenteich. This section is mostly downhill, offering a relaxing end to your hike. As you approach the trailhead, you'll pass through open meadows, which are particularly beautiful in the late afternoon light.

This loop trail offers a balanced mix of natural beauty, historical intrigue, and moderate physical challenge, making it a rewarding experience for any hiker.