Skiathos sits within the Sporades and is surrounded by several places that shape the character of the region. Visitors rarely experience the island in isolation; they usually explore nearby islands, historical monasteries, beaches, and marine parks.
The closest island is Skopelos, located about 20 km east. It is greener and more mountainous than Skiathos and is known internationally because the movie Mamma Mia! was filmed there. Its main town, Skopelos Town, is built amphitheatrically on the hillside with traditional white houses and narrow alleys. The island is also known for its distinctive cheese pie called Skopelitiki Tyropita.
Further east lies Alonissos, which is quieter and strongly connected with nature. The island is the gateway to the National Marine Park of Alonissos and Northern Sporades, one of the largest marine protected areas in Europe. It protects rare wildlife such as the endangered Mediterranean monk seal. Many visitors take sailing trips from Skiathos to explore the small uninhabited islands inside the park.
On Skiathos itself there are several cultural landmarks. One of the most important is the Monastery of Evangelistria, located in the hills above the town. It is historically significant because the first modern Greek flag was reportedly raised here during the early years of the Greek War of Independence.
Another important site is the house of the writer Alexandros Papadiamantis, now preserved as the Papadiamantis House Museum in Skiathos Town. Papadiamantis is considered one of the most important figures in modern Greek literature and wrote extensively about life on the island.
The island is also known for its beaches. The most famous include Koukounaries Beach, often described as one of the best beaches in Greece because of its golden sand and pine forest backdrop. Nearby is Lalaria Beach, famous for its white rock formations and sea arch. Lalaria is accessible only by boat when sea conditions allow. The third favorite is Achladies Beach known for its crystal clear waters and the being the most famous Beach in the 70s before comercial tourism started.
The capital, Skiathos Town, is the main cultural and nightlife center of the island. Its harbor area combines traditional tavernas, modern restaurants, and bars, serving visitors arriving from the Sporades islands, mainland Greece, and many European countries.
Because of this geography, Skiathos often functions as the gateway to the Sporades. Ferries and boats connect it continuously with Skopelos, Alonissos, and mainland ports such as Volos. This network makes the island not only a beach destination but also a central hub for exploring the northern Aegean.