Comfortable Accommodations Serene Retreat Apartments in Koper offers spacious apartments with terraces and free WiFi. Each unit includes air-conditioning, a private bathroom, and a fully equipped kitchen. Convenient Facilities Guests can enjoy a laundry service, outdoor seating area, and family rooms. Free on-site private parking is available, along with sea views from the terrace. Local Attractions San Giusto Castle is 13 mi away, Piazza Unità d'Italia and Trieste Port are 14 mi distant, and Miramare Castle lies 18 mi from the property.