Take a stroll around Hyde Park, visit the British Museum, and have fish and chips at a local pub.
Go up the Eiffel Tower, walk around Montmartre, and visit the Louvre Museum.
Explore Park Guell, stroll through La Rambla, and visit the Sagrada Familia.
Visit the Colosseum, throw a coin in the Trevi Fountain, and have some gelato.
Explore the Acropolis, visit the National Archaeological Museum, and try some souvlaki.
Visit the Schonbrunn Palace, walk around the historic center, and try some Viennese pastries.
Take a bike ride around the city, visit the Van Gogh Museum, and have some Dutch cheese.