Top 20John Hunyadi's Gothic residence, on a rock above the Zlaști river and reached by a long bridge on stone piers; inside, vaulted halls and towers from the 15th century.
Top 100Romania's largest glacial lake, at 2,040 m in the heart of Retezat National Park; it can only be reached on foot, after a climb of about two hours from Poiana Pelegii.
Top 100A 13th-century hilltop fortress on a volcanic hill above Deva, with three enclosures restored by 2024 and wide views over the Mureș valley.
Top 100The capital of the Dacian kingdom, hidden in the beech forests of the Orăștie Mountains: the walls of Decebalus's fortress, the paved road and the sacred area with andesite and limestone sanctuaries, a UNESCO site.
A cave crossed by a mountain stream north of Petroșani, with a 20 m-wide portal and a gallery of about 466 m walked end to end on footbridges, beneath the Dacian fortress of Bănița.
A thermal waterfall that never freezes, spilling over a moss-covered travertine wall, a quarter of an hour's walk from the centre of the Geoagiu-Băi spa resort.
A waterfall of about 15 m, split by a rock into two streams, in the Nucșoara valley in the north of Retezat National Park; a 15–20 minute walk from Cârnic.
Romania's deepest glacial lake, 29 m deep, at almost 2,000 m in the south-west of Retezat National Park; it can only be reached on foot, on a long day hike.
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