Few places make as much use of two square kilometres as Monaco. Casino de Monte-Carlo sits only minutes from Port Hercule, where superyachts gather at the foot of steep hills. Monaco combines the ease of a compact city break with the pleasures of a Riviera holiday. The Prince’s Palace and old streets of Monaco-Ville sit above the harbour, while Casino Square remains the centre of social life well into the evening. Here's how to spend the perfect weekend in Monaco.