Rome, Italy

Here's an ideal itinerary for 3 days in Rome, Italy:

Day 1:

• Start your day with a visit to the Colosseum, one of the most iconic landmarks in Rome. You can take a guided tour or explore on your own.
• After the Colosseum, head over to the Roman Forum and Palatine Hill, which are located right next to each other. These ancient ruins offer a glimpse into the history of Rome.
• For lunch, head to Trastevere, a charming neighborhood known for its narrow streets and delicious food. There are plenty of restaurants and cafes to choose from.
• In the afternoon, visit the Pantheon, a stunning temple that dates back to ancient Rome. It's free to enter and definitely worth a visit.
• End your day at Piazza Navona, a beautiful square with three fountains and plenty of street performers. Grab a gelato and enjoy the atmosphere.

Day 2:

• Start your day at the Vatican Museums, which house some of the most famous art in the world, including the Sistine Chapel. Be sure to book your tickets in advance to avoid long lines.
• After the Vatican Museums, head over to St. Peter's Basilica, one of the largest churches in the world. The interior is breathtaking and there's plenty to see.
• For lunch, head to Campo de' Fiori, a bustling market square with plenty of food options. Try some fresh pasta or pizza.
• In the afternoon, visit the Spanish Steps, a popular spot for tourists and locals alike. Climb to the top for a great view of the city.
• End your day at the Trevi Fountain, a stunning baroque fountain that's said to bring good luck if you throw a coin in.

Day 3:

• Start your day at the Capitoline Museums, which house a collection of ancient Roman art and artifacts. The museums are located on top of Capitoline Hill, which offers great views of the city.
• After the Capitoline Museums, head over to the Baths of Caracalla, one of the largest and best-preserved ancient Roman public baths. It's a bit off the beaten path but definitely worth a visit.
• For lunch, head to Testaccio, a neighborhood known for its food scene. Try some traditional Roman dishes like cacio e pepe or carbonara.
• In the afternoon, visit the Villa Borghese, a beautiful park with plenty of gardens, fountains, and sculptures. You can also visit the Borghese Gallery, which houses a collection of Renaissance art.
• End your day at the Piazza del Popolo, a large square with an obelisk and plenty of cafes and restaurants. It's a great spot to people-watch and soak up the atmosphere.

I hope this itinerary helps you plan your trip to Rome! Let me know if you have any other questions or need more recommendations.