Salina Turda (Turda, Cluj County): Ranked among the world's most spectacular underground formations, it features a 17th-century mine with an underground amusement park, including mini-golf and bowling, attracting hundreds of thousands annually. The mine's salt could cover global needs for 60 years.

Alba Carolina Citadel (Alba Iulia, Alba County): Explore an 18th-century Vauban-style star fortress with rich historical significance.

Biertan (Sibiu County): Discover a UNESCO-listed fortified church and traditional Saxon houses in a picturesque setting.

Constantin Brâncuși Sculpture Museum (Târgu Jiu, Gorj County): Explore iconic sculptures by Brâncuși, set in a historic outdoor setting.

Sibiel (Sibiu County): Uncover a unique museum of painted glass icons and an 18th-century wooden church.

Sighișoara Citadel (Mureș County): Wander through a UNESCO-listed 12th-century fortified town with medieval towers.

Cheile Nerei-Beușnița National Park (Caraș-Severin County): Explore a mountainous park with canyons, waterfalls, and diverse wildlife like brown bears and golden eagles.

ASTRA National Museum Complex (Sibiu, Sibiu County): Experience an open-air ethnographic museum showcasing rural life and traditional architecture.

Cheile Bicazului-Hășmaș (Neamț and Harghita Counties): Journey through a 20 km canyon in Hășmaș National Park, featuring steep cliffs and the stunning Ochiul Beiului Lake.

Deva Citadel (Hunedoara County): Take in a 13th-century hilltop fortress offering commanding views of the town.

Letea Forest (Tulcea County): Immerse yourself in a subtropical forest in the Danube Delta, home to Europe’s only mangrove reserve and wild horses.

Praid Salt Mine (Praid, Harghita County): Popular for its health benefits, with facilities for tourists to explore and relax.

Cetățile Ponorului (Alba County): Marvel at a karst complex in the Apuseni Mountains, with caves and sinkholes forming natural fortresses.

Suceava Fortress (Suceava County): Discover a 14th-century medieval stronghold with restored walls and towers.

Gura Portiței (Tulcea County): Enjoy a secluded Black Sea retreat in the Danube Delta, known for wild beaches and authentic fishing village vibes.

Slanic Prahova Salt Mine (Slanic, Prahova County): One of Europe's largest, with chambers up to 54 meters high, offering pure air beneficial for respiratory issues and a surreal underground lake.

Cazanele Dunării (Mehedinți County): Admire a dramatic Danube River gorge, featuring the tallest rock relief in Europe, Decebalus’s face.

Maramureș Village Museum (Sighetu Marmației, Maramureș County): Dive into a rich collection of rural Maramureș heritage and wooden architecture.

Viscri (Brașov County): Visit a charming village famous for its fortified church and Prince Charles’s guesthouse, highlighting Saxon heritage.

Târgu Ocna Salt Mine (Târgu Ocna, Bacău County): Discover tourist attractions, including historical mining exhibits and therapeutic salt caves.

Săpânța (Maramureș County): Explore the Merry Cemetery, renowned for its colorful, poetic tombstones.

Colțești (Alba County): Enjoy a lively village atmosphere with the historic Trascăului Fortress ruins.

Valea Zălanului (Covasna County): Relax in a secluded hamlet featuring Prince Charles’s restored guesthouse and rural charm.

Corvin Castle (Hunedoara, Hunedoara County): Step into a 15th-century Gothic-Renaissance fortress with towers and a legendary drawbridge.