Olbia is a city located in the northeastern part of Sardinia, an island in Italy. It serves as a major gateway to the Costa Smeralda, a popular tourist destination known for its beautiful beaches and luxury resorts. The city has a rich history, with roots dating back to the Roman era, and features several archaeological sites. The economy of Olbia is primarily driven by tourism, trade, and agriculture. The city is well-connected by air and sea, with an airport and a busy port facilitating travel to and from the mainland. Visitors can enjoy local cuisine, vibrant markets, and cultural events throughout the year.