Ingapirca Archaeological Complex, Ecuador's largest and most significant Inca ruins, is a highly recommended cultural destination accessible via organized tours or public transport, typically from Cuenca. A guided visit is strongly advised to fully appreciate the site's rich history as a religious and astronomical center, though solo exploration is also possible. The complex is open year-round, with the drier months from June to September offering the best conditions, though visitors should always be prepared for changeable mountain weather and high altitude (3,180m). Entrance fees are generally affordable, costing only a few dollars, and a typical visit, including the on-site museum, lasts between 1.5 to 3 hours. Visitors should wear layers, bring water, and consider acclimatizing to the altitude.