I read a couple books about the Alhambra to learn it's history prior to visiting so that I could skip the guided tours (and the cost) and do the self-guided option allowing me to focus on photography. If you opt for self-guided, you can go at your own pace and stay in the Alhambra, or gardens, ...
The Swiss are mountain goats. My apologies. Their hiking trails are graded by difficulty, and an "easy" Swiss hike is a "hard" American hike. The signposts along the trail, telling you which way to go, are color-coded with the difficulty info so you can presumably make reasonable choices.
Accidental selfie taken at Coleccion de Titeres de Francisco Peralta in Segovia, Spain.
