Cagliari offers a wealth of sights that showcase its rich history, stunning landscapes, and vibrant culture. Begin with the **Castello** district, the oldest part of the city, perched on a hilltop with narrow medieval streets and historic landmarks. Here, you’ll find the impressive **Cagliari Cathedral**, with its beautiful facade and intricate interiors, as well as the **Torre dell’Elefante** and **Torre di San Pancrazio**, ancient towers offering panoramic views of the city and sea.

Don’t miss the **Roman Amphitheater**, an ancient arena carved into the rock where concerts and events are still held today. Nearby, the **Bastione di Saint Remy** is another iconic landmark with scenic terraces and views over the Gulf of Cagliari, especially beautiful at sunset.

For nature lovers, **Poetto Beach** is a popular spot just outside the city center, with its long stretch of white sand and clear waters. The nearby **Molentargius-Saline Regional Park** is a unique area where you can spot flocks of pink flamingos in their natural habitat.

With a blend of history, culture, and seaside charm, Cagliari offers visitors an unforgettable experience that showcases the essence of Sardinia.