The Fortifications of Xi'an, or Xi'an City Wall, are highly accessible with a flat, well-maintained surface suitable for walking or cycling, and ramps at main gates. Visitors can easily explore solo by renting bicycles (approx. 45-90 CNY for 2-3 hours) or walking, though guided tours offer deeper historical context. It is open year-round, with spring and autumn offering the most pleasant weather, avoiding summer's heat or winter's chill. An entrance fee of around 50-100 CNY applies, and a typical visit to cycle the entire 13.7 km wall takes 2-4 hours, longer if exploring on foot. This remarkably preserved UNESCO World Heritage site provides stunning panoramic city views and is a popular activity for its historical significance.