A 98-hectare former lagoon between Saturn and Venus, with reed beds, open water and sulphur springs where swans, egrets and black-winged stilts stop over; you watch it from the surrounding roads.
An 18 m waterfall spilling down a limestone wall in the Țara Moților region, near the village of Nemeși in Vidra commune; a landscape reserve 500 m from the road to Avram Iancu.
A two-tier waterfall of about 50 m in the Cerna Mountains, with Romania's longest free drop (~40 m), above Lake Prisaca; reached by a steep 1.5 km path from the Cerna valley road, 13 km from Băile Herculane.
An undeveloped cave in the Bihor Mountains, with ice at the entrance and white formations, where a Neanderthal footprint at least 62,000 years old was found in 1974.
A geological reserve in Sălaj with 10–15 m sandstone towers and spurs, shaped by erosion and named by locals "the Dragon and the Dragoness", "Fata Cătanei" or "the Monks".
A nature reserve in the Vrancea Subcarpathians where methane gas seeps out of the ground and burns by itself, in small flames best seen in dry weather and towards evening.
A limestone gorge 6 km from Turda, with walls over 100 m high, a lower trail with footbridges over the Hășdate river, caves and hundreds of climbing routes.