Comfortable Living Space Apartamento Opium Den by Justine Apartments in Madrid offers a one-bedroom apartment with a living room. The ground-floor unit features a private entrance, soundproofing, and tiled floors. Modern Amenities Guests enjoy free WiFi in public areas, air-conditioning, a kitchenette, and streaming services. Additional amenities include a washing machine, dining area, and work desk. Convenient Location Located 9.9 mi from Adolfo Suarez Madrid-Barajas Airport, the apartment is near Puerta de Atocha (2.1 mi), Reina Sofia Museum (2.2 mi), and El Retiro Park (2.8 mi). Hiking opportunities are available nearby. Highly Rated by Guests Apartamento Opium Den by Justine Apartments receives high ratings for its comfortable accommodations and excellent service.