Hidden above an alcove behind a forgotten waterfall could be one of the last intact temples of a long persecuted religious order dedicated to the worship of their water elemental patron.
The dread pirate Corvorane was legendary even after his capture and conversion to a privateer. His secret fortress and hidden treasure are of equal fame. But more than gold lurks in the depths of Corvorane’s Cave.
The Lost City of Paldor was never really lost. Everyone knew where it was. However, nobody could get to it. Unknown to most, recent Land-Waves (Earthquakes) have opened up the paths to Paldor.
A character who is undergoing changes of personality (like buying off mental disadvantages - flaws - or changing alignment) might confront personifications of aspects of his personality in dreams: a griffon representing the courage he needs to face a terrible foe, or a satyr standing for the lecherousness a warrior must overcome to be admitted to an order of knights who must uphold vows of chastity.