City Surfing Proving Popular In Germany

In the heart of Munich, river surfing offers a unique opportunity for surfers far from the sea. Originating 30 years ago, the sport has grown significantly, providing a challenging yet rewarding experience. The fast-moving currents make balancing difficult, but for experts, it's an ideal playground. The wave is available all year, offering a perfect escape even in winter. This vibrant community continues to innovate and attract surfers of all levels.

Why is the wave in Munich considered an ideal playground for expert surfers?

What is the experience of surfing in December like according to the text?