A stylish hotel in the centre of Madrid, Hotel Mayerling is steps from the Puerta del Sol in the fashionable Habsburg district of the city, within easy walking distance of the Prado Museum. The air-conditioned rooms are sleek, minimalist and come with free wi-fi access, LCD TVs and private bathrooms. Head to the chic bar for a late night drink, then start the next day with a fresh continental breakfast buffet before getting advice from the 24-hour reception on all the best places to visit. The check in time is from 3 p.m.