The second largest delta in Europe, but the most beautiful one, was declared a UNESCO World Heritage Site in 1991. A museum of biodiversity, the Danube Delta enchants the visitors from everywhere with thousands of species of plants, trees, birds, insects, fish, which transforms it into a real and priceless natural gene bank.
Transylvania is listed as UNESCO World Heritage with a series of Szekler and Saxon sites that have fortified churches declared world heritage in 1993 and in 1999. In the list can be found 6 Saxon churches and one Székely: Biertan fortified church built during the 15th and 16th century, the result of late Gothic with Renaissance elements, the fortified church from Câlnic first attested in 13th century, fortified Székely church from Dârjiu, the church and the fortified citadel from Prejmer, the strongest peasant fortress in Transylvania, Evangelical Church in Saschiz built in 15th century, one of the most beautiful medieval buildings due to its imposing tower, the fortified church in Vine Valley dating from 13th century and the Evangelical church of Viscri, cut off from the world, away from the main road, but so popular in recent years since prince Charles of Great Britain bought a house in the village that lies at the foot of the church.
The most representative and most magnificent building in Brancoveanu style (built between 1693-1696) was included in UNESCO World Heritage in 1993. It operates today, is fortified and, from a distance, looks like a real castle.
The painted churches of Moldavia were inscribed in the UNESCO World Heritage list in 1993. Sprinkled on the sub-Carpathian hills, the 8 religious buildings in Moldova who enjoy UNESCO recognition are Arbore, Humor, Moldovita, Patrauti, Probota, Sucevita, Voronet, Monastery of St. John the New in Suceava.
Sighisoara Medieval Citadel, UNESCO site since 1999, is one of the most beautiful and remarkable medieval fortresses in Europe. The fortress dates back to the XIV-XVII centuries and is one of the few still inhabited medieval citadels in Europe and the only one of its kind in Romania. Intact defensive walls, old colorful houses from centuries ago, chic cafes, nine intact towers of which the most beautiful Clock Tower with a height of 64 meters, old churches, museums, a fairytale landscape, all make Sighisoara a place not be missed once in Romania.
Dacian Fortresses of the Orastie Mountains, built between the first century BC and first century our era, were the core of the Dacian state, in its most prosperous era,under the reign of Burebista until the reign of Decebal and the two Dacian – Roman wars. Enigmatic and solitary, Dacian fortresses that have been preserved from that time have been defended until the ultimate sacrifice by teh dacians led by their king, Decebal. The six dacian fortresses UNESCO heritage are Sarmizegetusa, Luncani - Red Stone, Costeşti - Blidaru, Costesti – Cetățuie, Căpâlna and Băniţa, all located in Hunedoara county.
Romania has scored four elements in the list of Intangible Cultural Heritage of Humanity UNESCO: Ritual of Căluș (included in 2005), Doina (2009), Horezu ceramics (2012), Colindatul de ceată bărbătească (along with the Republic of Moldavia, included in 2013) .