Guozhou Islands · Hong Kong Geological Secret | Geographic Location Analysis

📍 Coordinates and Range
- Location: The Guozhou Islands are located in the southeastern waters of Hong Kong, about 15 kilometers east of Sai Kung District, situated between Tung Lung Chau and Wong Wan Chau. It consists of North Guozhou, South Guozhou, and several small reefs, and is part of the Hong Kong UNESCO Global Geopark (Sai Kung Volcanic Rock Region).

🌊 Geographic Features
- Kingdom of Volcanic Rock: The entire island is made up of hexagonal volcanic rock columns formed 140 million years ago, with dense cliffs and sea caves.
- Isolated and Rugged: No permanent residents, no freshwater sources, supplies must be self-provided.

🚤 Transportation
- Speedboat: Charter from Clear Water Bay, Sai Kung (nearest departure point, about 20-30 minutes by speedboat)

Depart from the local boat-sharing platform, speeding from Clear Water Bay with people and kayaks to the Guozhou Islands!
Explore South Guozhou in the morning ~ the island circle is about 3.5~4 kilometers (depending on the distance from shore and whether visiting sea caves). Pure island circle takes about 1.5~2.5 hours (including simple exploration). If adding landing, cave exploration (such as Trident Cave, Silver Bottle Cave), or snorkeling, remember to reserve 3~4 hours.
🌟 Highlights 🌟
1. Silver Bottle Cave: A must-check-in spot passing through the sea arch!
2. Trident Cave: Challenge the narrow waterway at low tide
3. The smallest Tin Hau Temple in Hong Kong

In the afternoon, rush to North Guozhou, the island circle distance is about 4~5 kilometers (depending on the route). Time required: pure paddling about 2~3 hours
🌟 Must-see Geological Wonders 🌟
1. Hexagonal Rock Column Group: The most spectacular volcanic rock column coast in Hong Kong, cliffs up to 50 meters high, paddling close by is very thrilling!
2. Moon Cliff (Crescent-shaped sea cliff): The rock wall forms a huge arc-shaped concavity, resembling craters on the moon’s surface.
3. Tiger Mouth Cave: A hidden sea cave (accessible at low tide), the cave entrance looks like a fierce tiger’s open mouth.

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