The small city of Sitges parties big. The nightlife is thumping, the people are gorgeous and the annual Carnival festival is utterly epic. A countercultural touchstone, Sitges is lively and very LGBT friendly. Native food and beverage is sublime—you simply must sample the Malvasia wine, made from grapes descending from Ancient Greece. Don’t miss the Museu Romàntic "Can Llopis" or, if you’re in Sitges in October, the world-renowned Sitges Film Festival, a cinematic extravaganza of horror, sci-fi and fantasy.

Lake Maggiore—one of the largest lakes in Italy—is known for its Alpine splendor, and the resort town of Stresa is a perfectly elegant place to admire its beauty. A quick trip from Milan, the town features opulent villas, pretty piazzas, and the storied Grand Hotel.

Lourdes, nestled in the majestic Pyrenees mountains, is renowned for its breathtaking scenery and serene atmosphere, making it an ideal place to recharge your batteries. The famous shrine of Notre-Dame de Lourdes attracts millions of pilgrims every year, offering hope and inspiration. Outdoor enthusiasts can enjoy activities such as hiking, cycling and skiing in winter, thanks to the exceptional opportunities offered by the surrounding nature. Lourdes also boasts a rich cultural heritage, with unique architecture, captivating history and delicious local cuisine to sample. Located in Occitanie, the south-west region of France, Lourdes offers easy access to top sites such as the UNESCO World Heritage-listed Cirque de Gavarnie, the Pic du Midi and the diverse flora and fauna of the Pyrenees National Park.

From Shoreditch’s swaggering style to Camden’s punky vibe and chic Portobello Road, London is many worlds in one. The city’s energy means that no two days are the same. Explore royal or historic sites, tick off landmarks from your bucket list, eat and drink in exclusive Michelin-starred restaurants, enjoy a pint in a traditional pub, or get lost down winding cobbled streets and see what you stumble across – when it comes to London, the possibilities are endless.

Catania has been a prize of many empires over the centuries, from Greeks to Romans to Arabs to Normans to Spaniards (to name a few). But its citizens have a more dangerous enemy right in their backyard—Mount Etna, Europe's largest and most active volcano, which destroyed the city with earthquakes and lava flows in 1693. Look closely at the baroque buildings dating from after the eruption—you'll notice a creative use of lava.

Funchal, the capital of the Madeira archipelago, was declared a city in the 1500s, and became an important point between the old and new worlds. The laid-back city owes much of its historical prominence to the white gold, the Madeiran sugar. Today Funchal is known for its appealing temperatures, wine and crafts. Top spots to visit include the open Worker's Market, Blandy's Wine Lodge and the Sacred Art Museum. Friendly locals, walkable streets and cheap taxis make the city easy to get around.

Don your walking shoes, breathe in the ocean air and set out to discover this picturesque maritime town. You can join one of several organised walking tours or explore on your own. Portsmouth is filled with old homes and museums, and you'll have your pick of fascinating historic sites. Climb aboard the USS Albacore, a retired US Navy submarine offering tours and exhibits. View an 18th-century garden, striking stairway and period furniture at the Moffatt Ladd House, the home of William Whipple, a signatory of the Declaration of Independence, or follow a costumed guide through the John Paul Jones House, home of the Revolutionary War naval hero. For a broader look at the city's history, visit Strawbery Banke Museum, where over 40 buildings have been assembled to depict Portsmouth life from 1695 to 1950, complete with costumed actors. If you know architecture, Portsmouth's array of Colonial, Federalist and Neo-classical styles will dazzle you. Weary of walking? Sit down for a meal at one of Portsmouth's fine eateries or relax on a narrated harbour or whale-watching cruise.

The north Indian city of Varanasi, or Benares, is regarded as sacred by Hindus, Buddhists and Jains. Situated in the fertile Ganga valley and on the banks of the Ganges, Varanasi is a place of pilgrimage for Hindus, who come to bathe in the holy river. Known as the City of Temples and a beacon of culture, Varanasi has produced many renowned writers. It’s also a centre of silk weaving, so practise haggling at the chaotic bazaar for some beautiful souvenirs. Rickshaws are the best way to get about.