Refers to a person who walks, often used in the context of hiking.
El caminador disfrutó de la belleza del paisaje.
The walker enjoyed the beauty of the landscape.
A medida que el caminador avanzaba por el sendero, comenzó a notar el sonido de los pájaros cantando entre los árboles.
As the walker progressed along the trail, he began to notice the sound of birds singing among the trees.
Aunque el caminador estaba cansado, decidió continuar su recorrido hasta llegar al mirador.
Although the walker was tired, he decided to continue his journey until he reached the viewpoint.