Hang Toi – Hang Sang means Bright Cave – Dark Cave, the cave located in the area neighbors Lan Ha Bay and Halong Bay, where also belong to the zone of the Biosphere Reserve of Cat Ba archipelago. This is an amazing destination for those who like to explore Halong bay & Lan Ha Bay with soft adventure – off the beaten track, that is a wonderful area for kayaking, discovering nature when taking Halong bay Tours & Lan Ha Bay Tours
Hang Toi – Hang Sang Cave is regarded as the underwater Amazing ( Sung Sot ) Cave in Halong Bay, Quang Ninh because the formation of the cave is not on the water like other caves & grottoes. In the process of geological activity, there are 3 types of caves & grottoes in Halong Bay formed from the impact of water to karst topography, which are remnants of old phreatic caves, old karstic foot caves, and marine notch caves. Bright Cave – Dark Cave ( Hang Toi, Hang Sang) belongs to the formation of marine notch caves with the cave floor lying deep in the seawater, while the ceiling is on the water surface.
The cave of Toi, Cave of Sang is an amazing place for kayaking, travelers can book 3 days of Halong bay, 3 days of Lan Ha Bay to explore this cave, the first day on cruises. Then the second day, we transfer to a smaller boat for further cruising to Dark & bright cave for kayaking, we will take an adventure sport as doing kayaking via the small door cave into the dark cave, after Dark cave, we will reach the Dright cave.
Email: lanhabaytours@impresstravel.com & call to Mr. Alex Impress Travel, Lan Ha Bay Tours, Halong Tours, Bai Tu Long Bay Cruises cell-phone (+84) 9123 79 189