The Great Blue Hole is the most popular dive destination in Belize. This massive hole under the water is near the Lighthouse Reef and creates a perfect circle of deep blue water. The water is 407 feet deep. It's breathtaking. YES BELIZE !
Austria's Green Lake in the Hochschwab Mountains is a hiking trail in the winter. The snow melts in early summer and creates a completely clear lake. The lake has a grassy bottom, complete with underwater trails, park benches, and bridges.
The cruise tour to the caves starts from Albufeira Marina in the city of Albufeira. During the cruise you will have the opportunity to discover fantastic caves such as Cathedral cave and other - Portugal (via Benagil Cave, Algarve, Portugal