Olbia is filled with fascinating sights and natural beauty that showcase both its ancient roots and modern charm. Start your visit at the **Basilica di San Simplicio**, an 11th-century Romanesque church and Olbia’s most significant historical monument, known for its simple yet elegant architecture and ancient frescoes. Close by, the **Church of San Paolo** stands out with its colorful, tiled dome that adds a vibrant touch to the city skyline.

For a glimpse into Olbia's ancient past, explore the **Museo Archeologico di Olbia**, which showcases artifacts from the city’s Roman, Greek, and Nuragic civilizations, including shipwrecks and relics that highlight its historical significance as a Mediterranean port.

Olbia is also a great base to explore nearby beaches. The turquoise waters and soft sands of **Pittulongu Beach** are just a short drive away and perfect for a relaxing day by the sea. Another gem is **Spiaggia di Porto Istana**, with its shallow, crystal-clear waters that are ideal for snorkeling and families.

Just outside the city, discover **the Giant’s Tomb of Su Monte de s’Ape**, an ancient Nuragic site dating back to the Bronze Age, offering a mysterious look into Sardinia’s prehistoric past. For breathtaking views, head to **Capo Ceraso** and its trails, where the landscape meets the Mediterranean Sea in stunning vistas, perfect for sunset walks and photos.

Whether you’re interested in history, natural beauty, or relaxing by the beach, Olbia offers a rich mix of experiences that highlight the best of Sardinia.