Ollantaytambo is an Incan fortress in the Sacred Valley of the Incas and is said to guard the entrance to Machu Picchu. It is also one of the most common starting points for the Inca Trail.

Ollantaytambo is an Incan fortress in the Sacred Valley of the Incas and is said to guard the entrance to Machu Picchu. It is also one of the most common starting points for the Inca Trail.