1. Trekking in the Annapurna and Everest Regions:
   December is a great time for trekking in Nepal, especially in the Annapurna and Everest regions. The weather is clear, and the views of the snow-capped mountains are stunning. Popular treks include the Annapurna Base Camp Trek, Everest Base Camp Trek, and the Langtang Valley Trek.
2. Explore Kathmandu Valley:
   Discover the cultural and historical richness of Kathmandu, the capital city. Visit UNESCO World Heritage Sites like Swayambhunath (Monkey Temple), Boudhanath Stupa, Pashupatinath Temple, and Bhaktapur Durbar Square. Explore the vibrant streets, markets, and enjoy the local cuisine.
3. Participate in Festivals:
   Attend local festivals, including the Kathmandu International Mountain Film Festival and any other cultural or religious events taking place in December. Experience the unique traditions, music, and dance that characterize Nepali festivals.
4. Wildlife Safari in Chitwan National Park:
   Head to Chitwan National Park for a wildlife safari. December provides cooler temperatures, and it’s an excellent time for bird watching and observing wildlife such as rhinoceros, elephants, and various bird species.
5. Adventure Sports in Pokhara:
   Pokhara, known for its serene lakes and stunning mountain views, offers a range of adventure activities. Enjoy paragliding, zip-lining, boating on Phewa Lake, or simply relax in the laid-back atmosphere of Lakeside.
6. Cultural Immersion in Lumbini:
   Explore Lumbini, the birthplace of Lord Buddha, and visit the sacred garden, Maya Devi Temple, and various monasteries. December offers pleasant weather for exploring the spiritual and historical aspects of this UNESCO World Heritage Site.
7. Mountain Biking:
   For adventure enthusiasts, consider mountain biking in Nepal. There are various trails suitable for different skill levels, offering a thrilling way to explore the landscapes and culture.
8. Winter Treks to Lower Altitude Regions:
   If high-altitude treks aren’t your preference, consider lower-altitude winter treks like the Ghorepani Poon Hill Trek. These treks offer beautiful landscapes without the extreme cold temperatures found at higher elevations.
9. Shopping for Handicrafts:
   Take advantage of the unique shopping opportunities in Nepal. Visit local markets and shops to buy traditional handicrafts, textiles, and souvenirs. Thamel in Kathmandu and Lakeside in Pokhara are popular areas for shopping.
10. Enjoy Local Cuisine:
    Indulge in the diverse and delicious Nepali cuisine. Try momos, dal bhat, Newari specialties, and enjoy the warmth of teahouses while sipping on hot chai in the chilly weather.

Remember to check weather conditions, especially in higher-altitude areas, and plan your activities accordingly. Whether you seek adventure, cultural experiences, or relaxation, Nepal in December has something to offer for every type of traveler.