Spacious Accommodations Argentum Private Residence Basen Sauna Jacuzzi in Koszelówka offers spacious family rooms with four bedrooms and four bathrooms. The property features a living room, terrace, and garden, ensuring comfort for all guests. Wellness Facilities Guests can enjoy a private beach area, spa and wellness center, sauna, sun terrace, and seasonal outdoor swimming pool. Additional amenities include a hot tub, steam room, and hammam, providing relaxation and rejuvenation. Comfort and Convenience The guest house provides free WiFi, private check-in and check-out services, and a paid airport shuttle. Free on-site parking, a lounge, and outdoor fireplace enhance the stay. Local specialties, warm dishes, cheese, and fruits are served for breakfast. Activities and Attractions Guests can participate in walking tours, hiking, and cycling. Nearby attractions include Pomnik Papieża Jana Pawła II (11 mi), Zespół Opactwa Benedyktynów (11 mi), and Zamek Książąt Mazowieckich (11 mi). Warsaw-Modlin Airport is 47 mi away.