Top 100The stone mushrooms of the Bucegi plateau, at ~2,200 m: conglomerate rocks worn by wind, frost and rain, a few minutes from the Bușteni cable car and the Sphinx.
Top 100An 8 m conglomerate rock shaped by wind, frost and rain that, from certain angles, looks like a human head; it stands on the Bucegi plateau at 2,216 m, next to Babele.
The roughly 1,100 ha Neajlov marsh in Comana Natural Park, with channels, reed beds and waterbirds, less than an hour from Bucharest; seen by small boat, rowing boat or kayak.
Romania's first urban nature park: 183 ha of ponds, reed beds and willows inside an abandoned reservoir in southern Bucharest, home to over 180 bird species, otters and foxes, a few hundred metres from the tower blocks.
The last stretch of free-flooding Danube floodplain between Giurgeni and Brăila: seven river islands, 52 lakes and over 200 bird species, reached only by boat.
A small, easy-to-visit cave on the Rucăr–Bran corridor, in Piatra Craiului National Park: a dry gallery carved by the Dâmbovicioara stream, with about 250 m laid out and lit.
A reservoir on the Ialomița at 1,438 m, in the heart of the Bucegi Mountains, held back by a 55 m stone dam and ringed by spruce forest, between the Tătaru and Zănoaga gorges.
A roughly 15 m waterfall on the eastern slopes of the Bucegi Mountains, an hour's easy forest walk from Bușteni; the most visited waterfall in the massif and a classic outing on the Prahova Valley.
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