If you have limited time, just follow the main central halls to view, there are six main halls:
→ The location of the Forbidden City in Beijing
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→ Aerial view of the Forbidden City, you will enter from the south gate and go out from north gate, the six main halls are just on the central axis of forbidden city.
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→ There are three main halls in outside court, must to view:
① First, The Hall of Supreme Harmony
② Second, The Hall of Central Harmony
③ Third，The Hall of Preserving Harmony
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→ Inner Court Section
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→ There are also three main halls in inner court, must to view:
① First, Palace of Heavenly Purity
② Second, The Hall of Union Peace
③ Third，The Palace of Earthly Tranquility