Things to do in  Cluj-Napoca

Set nearly 400 feet (120 meters) below ground, the Turda Salt Mine (Salina Turda) was excavated for centuries before opening to the public in 1992. The subterranean, salt-encrusted chambers now host a Ferris wheel, mini golf, table tennis, an amphitheater, and a boating lake.

Sheer limestone cliffs featuring caves and rock towers rise up on either side of this 1.8-mile (3-kilometer canyon, which forms a split in what was once a single mountain. The dramatic karst formations, carved over millennia by a rushing river, are now part of a protected nature reserve popular with hikers and climbers.