The Tenara Cliffs (also known as the Tenaran ice cliffs) were an area of Trill. Although the climate around them was quite cold, with a biting wind, large snowdrifts, and permafrost, the Cliffs were a popular place for hiking. The surrounding area was home to the Tenaran seal. (TLE novel: Excelsior: Forged in Fire; DS9 novels: Cathedral, Trill: Unjoined) While on Trill in the year 2371, Jadzia Dax hoped she would be able to take Benjamin Sisko to the ice cliffs. (DS9 episode: "Equilibrium")