Ortigia

Sure, here's an ideal itinerary for one day in Ortigia that includes culture, history, Jewish heritage, and vegan options:

Morning:

• Start your day with a visit to the Temple of Apollo, one of the oldest and most important ancient Greek temples in Sicily. It's located in the heart of Ortigia and is a great place to learn about the city's rich history.
• After the temple, head to the Jewish Quarter, which is located just a few minutes away. Here, you can visit the Synagogue, which is one of the oldest in Europe and has been beautifully restored. You can also explore the narrow streets and alleys of the quarter, which are full of history and charm.

Lunch:

• For lunch, head to the vegan restaurant Terra e Mare, which is located in the heart of Ortigia. They offer a variety of vegan and vegetarian dishes made with fresh, local ingredients.

Afternoon:

• After lunch, head to the Piazza del Duomo, which is the main square in Ortigia. Here, you can visit the Cathedral of Syracuse, which is a beautiful Baroque church that was built on the site of an ancient Greek temple.
• From the cathedral, take a stroll along the Lungomare di Levante, which is a scenic promenade that offers stunning views of the sea and the coastline. Along the way, you'll pass by the Fountain of Arethusa, which is a natural spring that has been a symbol of the city for centuries.

Evening:

• For dinner, head to the vegan restaurant La Gazza Ladra, which is located in the heart of Ortigia. They offer a variety of vegan and vegetarian dishes made with fresh, local ingredients.
• After dinner, take a stroll through the streets of Ortigia and enjoy the city's vibrant nightlife. There are plenty of bars and cafes where you can relax and enjoy a drink or two.