Now she regretted the resentment that had kept her from plugging away at the mystery hidden in the instructions.

There is a mystery hidden where the ancient mountains rise, where eternal cold and winter rule.

The expedition's main aim is to uncover some of the scientific mysteries hidden deep in the frozen north.

The Moon is an airless dead world, but with mysteries hidden deep beneath the surface.

The German artist looked not for harmony of outward appearance, but for the mystery hidden behind the external form.

There is always humor, surprise and a bit of mystery hidden his work.

He was a mystery hidden in a puzzle.

Little by little, they find themselves drawn into a mystery hidden deep in the boarding house and the pretty summer countryside.

The mysteries hidden in Mozart's skull are everywhere for the hearing.

She was an unrevealed mystery hidden in man.