Hotel Santo Mauro is a luxurious hotel that offers reservations without a credit card. Located in a historic building in Madrid, the hotel is within walking distance of Madrid Royal Palace. The rooms are beautifully decorated and feature modern amenities for a comfortable stay. Guests can enjoy a gourmet dining experience at the hotel's restaurant, and relax in the elegant lounge area. The hotel also has a spa, offering a range of treatments for ultimate relaxation. With its central location and credit card-free reservation option, Hotel Santo Mauro is a top choice for visitors to Madrid Royal Palace.