Top 100Romania's largest year-round spa resort, 8 km from Oradea: thermal springs of up to 49 °C, open-air baths that run all winter and a reserve of water lilies and thermal lotuses.
Top 100Romania's most visited cave: 488 m of lit galleries beneath the village of Chișcău, full of stalactites and stalagmites, with the bones of some 140 cave bears left where they were found.
Top 100A pentagonal bastion fortress built by the princes of Transylvania in the 16th–17th centuries: five bastions, a princely palace housing the Oradea City Museum, and courtyards you can walk into freely.
The largest Baroque pilgrimage church in western Romania, its 67-metre towers rising above the Mureș, with a miracle-working icon and corridors covered in votive paintings.
An ice cave in the forests of the Galbena Valley near Padiș, reached on foot along a marked trail. Around midday, light pours in through a hole in the roof and falls on the ice.
A multi-tiered waterfall on the Iad Valley, tumbling between huge boulders right beside the road from Stâna de Vale to Lake Leșu; you see it from a metal viewing platform or from below, by the water.
One of Romania's oldest show caves, with a 16 m high entrance arch, vast chambers on two levels and one of the largest bat colonies in the country.
A wild waterfall on the Ieduțul stream, hidden among ferns and fir trees above the Iad Valley, a quarter of an hour's walk through the forest from the road between Stâna de Vale and Lake Leșu.
A cave with an entrance more than 30 m high facing the Crișul Repede, reached over a suspension bridge and inhabited by people as far back as the Neolithic.
The pass where the DN75 crosses the Bihor Mountains at 1,160 m, between Nucet and Arieșeni: the Vârtop holiday village, ski slopes and trails to Groapa Ruginoasă and Piatra Grăitoare.
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