Lan Ha Bay is a stunning natural wonder located in northern Vietnam, near Halong Bay. It features over 300 small islands and islets, characterized by lush greenery and unique limestone formations. The bay is less crowded than its famous neighbor, making it a peaceful destination for visitors. The waters of Lan Ha Bay are known for their clear blue color and rich biodiversity, including various marine life and coral reefs. Popular activities in the area include kayaking, swimming, and exploring hidden caves. The bay is also home to several fishing villages, offering a glimpse into the local culture and lifestyle.