Hotel Mikołaj offers a range of rooms including Double Rooms which can accommodate 2 adults and 1 child, Small Single and Single Rooms which are suitable for 1 adult, Triple Rooms which can accommodate 3 adults and 1 child, and an Apartment which can also accommodate 3 adults and 1 child. None of the rooms allow smoking and bed sizes include Twin, Queen, and Double beds across the various room types.

At Hotel Mikołaj, guests can enjoy a variety of leisure amenities. They can relax and socialize at the hotel's bar, which is a perfect spot to unwind after a day of activities. For those who love exploring the surroundings, the hotel offers walking tours, as well as opportunities for cycling and hiking.

To further enhance relaxation, guests can indulge in a range of massage options, including full-body, hand, head, couples', foot, neck, and back massages. These massages provide a perfect way to destress and rejuvenate.

When it comes to dining, guests can choose from the on-site restaurant, Sant' Antioco. This restaurant offers a delightful culinary experience with its Italian and Mediterranean cuisines. Guests can savor delicious dishes and enjoy a memorable dining experience without having to leave the hotel premises.

Yes, both cash and credit cards are valid payment options at Hotel Mikołaj. According to the provided data, cash is accepted as a payment method. Additionally, the hotel also accepts credit cards such as Diners Club, Mastercard, and Visa.