I'm giving up on Sanya, this place is too beautiful~~

Boundary Island, located in Lingshui County, Hainan, is China's first island-type national 5A scenic spot. It is known for its clear waters, rich marine ecology, and diverse entertainment programs, and is known as the "Marine Shangri-La." The following is the latest 2025 travel guide for Boundary Island. --- ### **I. Transportation Guide** 1. **High-speed Rail** - Take the high-speed train from Haikou or Sanya to Lingshui Station, and then take the scenic spot bus (about 15 minutes) directly to Boundary Island Pier. 2. **Self-driving** - **From Haikou**: Take the East Line Expressway to the Niuling Exit (before the tunnel), turn right onto the bridge and then turn left to reach the destination, which takes about 2 hours. - **From Sanya**: Take the East Line Expressway, pass through the Niuling Tunnel and turn right, about a 50-minute drive. 3. **Bus** - Take a bus from Sanya or Haikou Bus Station to Lingshui, and then transfer to the Boundary Island special bus. --- ### **II. Accommodation Recommendations** 1. **Cliff Wooden House** - **Sea Fishing Club (from CNY 800/night)**: Cost-effective, you can fish directly from the balcony, and the caught fish can be processed for free. - **Coral Palace (from CNY 1,500/night)**: Duplex sea view room with a glass floor on the terrace where you can watch schools of fish. 2. **Hidden Benefits** - Every day at 18:00, there is a free astronomical stargazing class in the cliff wooden house area, and you can make an appointment to use a telescope to observe the Milky Way. --- ### **III. Five Core Activities** 1. **Diving Exploration** - **Scuba Diving Experience (CNY 380/person)**: Explore coral reefs and shipwreck relics, and it is recommended to take photos at "Underwater Village." - **Dolphin Escort (CNY 580/person)**: The world's only dolphin diving program, interact with bottlenose dolphins. 2. **Cliff Wooden House Stargazing** - 270° sea view room, equipped with a private plunge pool and a star-gazing telescope. 3. **Parent-child Interaction** - **Dolphin Show (free)**: There is one show at 10:30 and 15:30 each, and you can take a photo for CNY 50. - **Land Turtle Interaction Park (free)**: Feed the centenarian tortoises. 4. **Internet-famous Spot Check-in** - **White Lighthouse**: 18° north latitude landmark, suitable for taking cinematic blockbusters. - **Cliff Infinity Pool (CNY 100/person)**: A great place to take photos with a sense of suspension. 5. **Island Hiking** - 8 km wooden plank road, recommended **Wangling Sea Viewing Platform** (excellent spot for sunrise) and **Coral Bay Beach** (quiet with few people). --- ### **IV. Must-eat Foods** 1. **Lingshui Sour Noodles (CNY 25/portion)**: One of the four famous Hainan noodles, sour and sweet to stimulate the appetite. 2. **Coconut Rice (CNY 15/piece)**: Coconut-flavored glutinous rice, freshly cut and steamed. 3. **Seafood Hot Pot (CNY 150/person)**: It is recommended to use a coconut and Wenchang chicken soup base, with grouper and shrimp balls. --- ### **V. Tickets and Opening Hours** - **Tickets**: About CNY 168 (fluctuates in peak and off-seasons), discounts for students/seniors. - **Opening Hours**: 8:30–17:30 (night diving requires a separate reservation). --- ### **VI. Precautions** 1. **Sun Protection**: Hainan has strong ultraviolet rays, so you need to prepare sunscreen and a sun hat. 2. **Environmental Protection**: Do not damage coral or feed marine life at will. 3. **Safety**: Do not drink alcohol 24 hours before diving. People with myopia can apply for special masks. Boundary Island integrates diving, stargazing, parent-child activities, and cuisine, and is suitable for couples, families, and photography enthusiasts. It is recommended to arrange 2–3 days to fully experience the slow pace of island life!