The picturesque mountain vista of Choquequirao Archaeological Park’s Pikiwasi spreads out to the east in the remote Peruvian Andes. The mysterious ruins were an Inca city that was built on a trail that connected the empire’s mountainous population centers with the Amazon. Click the above image to enlarge, click to read my travel guide “How to Take a Self-Guided Tour of Choquequirao,” or click to view my high-resolution photo gallery.