Budapest, Hungary

The Hungarian Parliament Building, lit up along the Danube after dark, is one of the more striking night views in Central Europe, and a river cruise timed for evening is worth booking specifically around it. Across the river, Fisherman's Bastion and Buda Castle give a wide daytime view back across to the Pest side.

Széchenyi Baths, a genuinely enormous thermal bath complex with both indoor and outdoor pools, is open to visitors of all ages and is a distinctly different family activity than most European city sightseeing — locals use it as casually as a public pool, not as a spa reserved for adults.

There's no direct nonstop flight from the US to Budapest; most itineraries connect through Frankfurt, Munich, or Vienna. April through June and September through October bring the most comfortable weather for walking both sides of the river.

Budapest is technically two cities merged in 1873 — hilly, historic Buda on one side of the Danube, flat, grand Pest on the other — and the thermal bath culture, built on the city's natural hot springs, is a genuine local institution rather than just a spa-day novelty. The Hungarian Parliament Building, especially lit at night from across the river, is one of the most photographed sights in Central Europe.

Three to four nights covers both sides of the Danube and at least one thermal bath visit. It suits travelers interested in architecture and relaxation in equal measure, and the city's relatively low cost makes it a good value addition to a Central Europe itinerary.

Getting there: About 11-13h total, with one connection through a European hub. We check the realistic routing options for a trip like this and help time it around April to June, or September to October rather than leaving it to chance.

Budapest is technically two cities merged into one — Buda, hilly and historic, on the west bank of the Danube, and Pest, flatter and more commercial, on the east — formally unified in 1873, with the Chain Bridge, completed in 1849, the first permanent crossing to physically connect them. The city sits atop a network of natural thermal springs, over a hundred of them, and Budapest's bathing culture dates back to Roman times, formalized further under Ottoman rule in the 16th century when several of the city's grand Turkish-style bathhouses, including Rudas and Király, were built — both still operating today alongside the larger, more visited Széchenyi and Gellért baths. Hungarian, unlike nearly every other European language, isn't part of the Indo-European family at all — it's a Uralic language related distantly to Finnish and Estonian, which is why it sounds and reads so unlike its neighbors despite Hungary's central European location. Hungarian cuisine centers on paprika, introduced via Ottoman trade routes and now considered the country's defining spice, used in goulash (a soup in its authentic form, not the thick stew often served abroad) and chicken paprikash. Budapest's ruin bars, informal bars built into the crumbling courtyards of abandoned pre-war buildings in the Jewish Quarter, emerged organically in the early 2000s and have since become a genuine homegrown nightlife institution rather than a manufactured trend.