Mediterranean from Palma de Mallorca

Palma de Mallorca announces itself with one of the most spectacular Gothic cathedrals in the world — La Seu, its honey-coloured sandstone buttresses rising directly from the bay, its interior modified by Antoni Gaudí and illuminated by the world's largest Gothic rose window. The old town behind it is a quarter of Arab baths, Renaissance palaces converted into boutique hotels, and the Passeig del Born — a plane-tree-shaded promenade where Balearic life conducts itself with unhurried grace. The local ensaïmada pastry and fresh sobrasada sausage from the island's black pigs are essential breakfast rituals. Visit May, June, or September: warm, brilliant, and measurably calmer than the July–August peak.

Barcelona is the city where Roman history, Gothic grandeur, and Gaudí's delirious Modernisme collide in a Mediterranean coastal capital of astonishing energy and beauty. The Sagrada Família — still under construction after 140 years — continues its audacious ascent toward completion, while the Gothic Quarter's Roman-era foundations and the Passeig de Gràcia's extraordinary concentration of Modernisme masterpieces reward days of exploration. For a complete sensory experience, lose an afternoon in the covered labyrinth of La Boqueria market before descending to the waterfront for Catalan seafood at its finest. May through June and September through October offer the most pleasant weather; the city connects directly to Paris by overnight train.

Cannes, transformed from a sleepy Provençal fishing village into the Riviera's most glamorous resort by an English lord's chance quarantine in 1834, and immortalized by the Film Festival since 1946, remains the French Riviera's most theatrical stage — where La Croisette's curved promenade of Art Deco palaces, private beach clubs, and Palme d'Or dreams meets the quiet authenticity of the Suquet hilltop quarter above the old port. For shopping, the Marché Forville bursts with Provençal produce, truffle vendors, and cut flowers each morning; for dining, the restaurants of the old port district offer bouillabaisse and socca that need no red-carpet backdrop. Visit in spring or September; Nice is twenty minutes by rail and Monaco thirty.

La Superba — 'the Proud' — earned its epithet as one of the four great maritime republics of medieval Italy, and Genoa's UNESCO-listed Palazzi dei Rolli, some of the finest Renaissance and Baroque palaces in Europe, still announce the city's historic ambitions with magnificent authority. Renzo Piano's revitalised old port introduces a modern chapter alongside the medieval carruggi, the labyrinthine alleys where the city's true character breathes: Ligurian focaccia straight from the wood oven, pesto ground to ancient recipes, and farinata — chickpea flatbread — served on marble counters since the twelfth century. Spring and autumn offer the most pleasant conditions for exploring this underestimated city.

Tucked at the head of a deep Ligurian harbour that Byron and Shelley named the Gulf of Poets, La Spezia serves as the ideal base for exploring the Cinque Terre — five cliff-hanging fishing villages threaded by ancient paths above a turquoise sea. The town itself rewards exploration: the Museo Amedeo Lia houses one of Italy's finest private collections of medieval and Renaissance art, and the naval museum reflects La Spezia's long maritime history. A boat excursion to Portovenere and the island of Palmaria, or a trail walk between Vernazza and Corniglia, constitutes a perfect day from port. Best visited April through June and September through October, avoiding the summer heat and peak crowds.

Rome's ancient maritime gateway since the Emperor Trajan commissioned its harbour in 106 AD, Civitavecchia is the natural prologue to the Eternal City — just seventy minutes southeast by express rail. The port's Renaissance fortress, designed in part by Michelangelo, anchors a working waterfront that has welcomed travellers for millennia. Beyond Rome's unmissable monuments, consider an afternoon in the Civitavecchia thermal baths, drawing on mineral waters prized since antiquity. Spring and autumn offer the ideal balance of mild weather and manageable crowds for exploring the capital's layered history.

Palma de Mallorca announces itself with one of the most spectacular Gothic cathedrals in the world — La Seu, its honey-coloured sandstone buttresses rising directly from the bay, its interior modified by Antoni Gaudí and illuminated by the world's largest Gothic rose window. The old town behind it is a quarter of Arab baths, Renaissance palaces converted into boutique hotels, and the Passeig del Born — a plane-tree-shaded promenade where Balearic life conducts itself with unhurried grace. The local ensaïmada pastry and fresh sobrasada sausage from the island's black pigs are essential breakfast rituals. Visit May, June, or September: warm, brilliant, and measurably calmer than the July–August peak.