Got hours to kill before a late flight? Don't spend them dragging a suitcase.

Nice, Provence-Alpes-Côte d'Azur · 3-5 hours, midday into early evening

With 3-5 hours before a late flight from Nice, drop your bag near the center and cover the Old Town, Castle Hill, and the Promenade des Anglais before a quick tram ride to the airport.

Paris, Île-de-France · 5-7 hours, midday to early evening

With 5-7 hours before a late flight from Charles de Gaulle, drop your bag near the center and walk from the Louvre through the Tuileries to Notre-Dame and the Seine's bookstalls before the RER B back to the airport.

Milan, Lombardy · 4-6 hours, afternoon to early evening

With 4-6 hours before a late flight from Malpensa, drop your bag near the Duomo and cover the cathedral, the Galleria, and Castello Sforzesco before the Malpensa Express back to the airport.

Naples, Campania · 4-5 hours, afternoon to early evening

With 4-5 hours before a late flight from Naples Capodichino, drop your bag near the center and walk Spaccanapoli, the Galleria Umberto I, and the waterfront to Castel dell'Ovo before the short Alibus ride to the airport.

Florence, Tuscany · 3-5 hours, afternoon to early evening

With 3-5 hours before a late flight from Florence's Peretola airport, drop your bag near the center and loop between the Duomo, Piazza della Signoria, and Ponte Vecchio before the short tram ride out to FLR.

Rome, Lazio · 4-6 hours, afternoon to early evening

With 4-6 hours before a late flight from Rome, drop your bag near the center and walk from the Colosseum to the Trevi Fountain and the Pantheon before heading to Fiumicino Airport.

Venice, Veneto · 4-6 hours, afternoon to early evening

With 4-6 hours before a late flight from Marco Polo airport, drop your bag near Piazzale Roma and walk the calli to the Rialto Bridge and St. Mark's Square before catching a direct bus back to VCE.

Barcelona, Catalonia · 4-6 hours, afternoon to early evening

With 4-6 hours before a late flight from Barcelona, drop your bag near the center and walk the Gothic Quarter, La Rambla, and Barceloneta beach before heading to El Prat.

Edinburgh, Scotland · 4-6 hours, afternoon to early evening

With 4-6 hours before a late flight from Edinburgh Airport, drop your bag near the Old Town and walk the Royal Mile, Edinburgh Castle's esplanade, and Calton Hill before heading back to EDI.

London, Greater London · 4-6 hours, afternoon to early evening

With 4-6 hours before a late flight from Heathrow, drop your bag near Paddington and walk through Hyde Park to Buckingham Palace and Big Ben before heading back to the airport.

Chicago, Illinois · 4-6 hours, afternoon to early evening

With 4-6 hours before a late flight from Chicago, store your bag downtown near Millennium Park and walk a compact Loop route past Cloud Gate, the Art Institute, and the Riverwalk before heading to O'Hare.