If you're looking for a romantic vacation in one of Europe's most fascinating cities, Barcelona has plenty of wonderful options. The city is ripe with charming and romantic boutique hotels, whether you're looking to stay in the Old City and enjoy the historic buildings of the Gotico, or would rather stay along the sea and wake up to the Mediterranean, there are some great choices. The Arts Hotel and the W are both ideal options if you want to stay closer to the water. Both hotels are directly on the water. Their pool areas are ideal for lounging and their rooms will have you in awe. The staff deal with plenty of couples at both of these hotels, so they can help make it extra special. Another unique gem for romantic vacations, is the Neri Hotel. Tucked away in Plaza Sant Felip Neri, this small hotel has a quiet and private rooftop terrace, which you wouldn't even know was there unless you asked first. They also have a nice patio overlooking the small courtyard where you can see remnants from the civil war marked into the stone walls. The Neri is a beautiful, luxury hotel in the heart of the city's most historic neighborhood.