Siege engines and market halls informed the design of the Auckland Tower, a larch entrance building and viewpoint that Niall McLaughlin Architects has created for a castle in England. More
American architecture studio BarlisWedlick built this outdoor sauna topped by treehouse-style viewing platforms for a cabin in New York's Hudson Valley. More
Breeze of Innovation is a viewpoint for San José, California, designed by SMAR Architecture Studio featuring rods that will sway in the wind and generate the power to light themselves. More
A consortium of Dutch companies has developed a concept for a visitor attraction with passenger cabins spiralling up and down its facade and powered by solar panels and wind. More
Architecture firm ODA has designed a residential building in downtown Seattle that splits in half to create an elevated private park. More
German studio Architektur3 has added a triangular tower and public viewpoint to the St Georg church in Bleibach, situated at the intersection of three valleys within the Black Forest. More
A skinny chimney-style tower houses the bathroom and shower of a residential renovation in Amarante, Portugal, designed by architecture studio Fala Atelier. More
Studio Symbiosis has designed Aũra air-purifying towers for Delhi, India, to help tackle the increasingly dangerous levels of pollution in the city. More
Italian architect Renzo Piano has completed his 565 Broome Soho – a New York condominium development comprising two identical glass towers. More
British-Israeli designer and architect Ron Arad has completed an office tower in Tel Aviv "inspired by an iceberg" with an angular glass exterior that widens in the middle. More
A canyon-like tower by MVRDV and a twisting structure by Studio Gang are among the buildings to be revealed for a new San Francisco development. More
A red shipwreck crashes into this high-rise, which Black n' Arch and sculptor David Černý have designed for developer Trigema on the outskirts of Prague. More
Architecture firm Michaelis Boyd has unveiled its design for the interiors of Brooklyn's upcoming residential tower 11 Hoyt by Studio Gang, which offers two contrasting palettes for condos. More
SO&CO has slotted a skinny office building into an alley between two buildings in Tokyo, Japan, which contains five tiny concrete workspaces. More
Montreal firm ACDF Architecture has designed a 30-storey tower to accommodate elderly housing in Quebec featuring interiors that are more akin to a boutique hotel. More
Architectural designer and visualiser Honglin Li has proposed deploying floating high-rise waste-to-energy plants fuelled by plastic waste to clean up the oceans while generating electricity. More
Melike Altınışık Architects' 369-metre-high Çamlıca TV and Radio Tower has almost completed in Istanbul, with only the engineered facade left to install. More
University of Stuttgart engineers have harnessed the natural shrinking process of wood as it loses moisture to create this world-first self-twisted tower in Germany. More
Norman Foster says the The Tulip will become a "symbol in it's own right" as the controversial 305.3-metre-high tourist attraction is approved by City of London. More
The iconic angled tower of Montreal's Olympic Stadium is being converted into offices by local firm Provencher Roy. More