A thrill-seeking cyclist has been taking on death-defying rides down sheer cliffs and treacherous staircases. Edward Hayden, ...

Perched upon the sheer cliffs above the Tyrrhenian Sea in the southernmost part of Italy, Tropea is an instant eye-catcher: an old town high above the sea, pristine beaches... Between sea and sky, ...

Craving adventure and danger? These 10 treks, with sheer cliffs, unpredictable weather, and extreme challenges, push hikers to their limits. Only the boldest dare to conquer them—are you ready?

Once widespread, they have been forced by human predation to occupy a marginal niche habitat on the sheer cliffs of Ethiopia’s mountains. Experts discuss how humans cannot get to the cliffs and ...