A group of geometric concrete blocks that mimic rock pools have been installed at San Diego Bay in California by eco-engineering company Econcrete to prevent flooding while providing habitats for marine life. More
Six large sculptures of fractured human faces form an underwater museum that British sculptor Jason deCaires Taylor has created off the coast of Cannes, France. More
Baca Architects has designed a marine observatory called the Australian Underwater Discovery Centre that will mimic a whale surfacing off the coast of Geographe Bay. More
Architecture studio ZJA has designed the concept for a museum in the Netherlands to house the wreck of the historic ship Amsterdam, which is currently sunk off the coast of Hastings, UK. More
Architecture firm OMA is building a seven-mile-long, underwater sculpture park, which it says will bolster the shoreline of Miami Beach against the effects of climate change and include installations that can only be viewed while snorkeling. More
Swiss designer Yves Behar has unveiled his design for French ocean conservationist Fabien Cousteau's underwater pressurised research station that will be "the ocean's equivalent to the International Space Station". More
British sculptor Jason deCaires Taylor has created an underwater greenhouse on the seabed off the coast of Australia as a habitat for marine life. More
This luxury holiday home in the Maldives has an aquarium-like underwater bedroom suite where guests can watch marine life while they rest, wash and get dressed. More
This movie shows the completion of Europe's first underwater restaurant, designed by Snøhetta, as it is submerged off the coast of Båly, Norway. More
Snøhetta has completed Under, the "world's largest underwater restaurant", which plunges from a craggy shoreline in the remote village of Båly, Norway. More
Our latest Dezeen x MINI Living video explores a proposal for an environmentally friendly underwater city, which Japanese engineering firm Shimizu Corporation claims could be a reality by 2030. More
Architecture firm Snøhetta has revealed plans to build a restaurant in southern Norway that will be partly submerged in the sea to give diners a glimpse below the waves. More
French designer Philippe Starck has teamed up with architect pal Luc Arsène-Henry to create a cellar for a Bordeaux wine estate, designed to to look like a "raw metal blade plunged in the terroir" (+ slideshow). More
Belgian architect Vincent Callebaut has developed plans for a city of futuristic ocean buildings made from 3D-printed plastic waste which extend 1,000 metres below the water's surface (+ slideshow). More
News: underwater cities with infrastructure networks spiralling down into the depths of the oceans could be a reality as soon as 2030, according to a Japanese construction company. More
Cities that float on water could offer an alternative to destroying the earth's valuable countryside according to architecture studio AT Design Office, who has developed a concept for an ocean metropolis (+ slideshow). More
Holidaymakers can now spend nights sleeping beneath the surface of the ocean at this partially submerged hotel suite in the Zanzibar archipelago (+ movie). More
The world's largest underwater hotel is being planned for Dubai, with rooms both on the seabed and on stilts above the surface (+ slideshow). More
