Petra, a UNESCO World Heritage site in Jordan, is largely accessible, though it requires significant walking on uneven terrain; donkey, camel, or horse carriage rides are available for parts of the main trail. While possible to visit solo, a local guide is highly recommended for historical context and navigation through the vast site. The best times to visit are spring (March-May) and autumn (September-November) for optimal weather, as summers are extremely hot and winters can be cold. A typical visit ranges from one full day to explore the main highlights (Treasury, Monastery) to two or three days for a comprehensive experience, including various hikes. The approximate cost includes a substantial entry fee (e.g., 50-90 JOD for a day pass, varying with stay duration in Jordan) plus potential guide fees and inflated prices for food/water inside. Visitors should wear sturdy walking shoes, bring ample water, and be prepared for sun exposure with hats and sunscreen; starting early helps avoid crowds and heat. "Petra by Night" offers a unique, separately ticketed experience.