Ollantaytambo is an ancient Incan town located in the Sacred Valley of Peru. It is known for its well-preserved ruins, which include impressive terraces and a temple complex. The site served as both a military stronghold and a religious center during the Inca Empire. Today, Ollantaytambo is a popular tourist destination, offering visitors a glimpse into Incan history and architecture. The town's layout still follows the original Incan design, with narrow streets and traditional adobe houses. It also serves as a gateway for travelers heading to Machu Picchu.