Foster + Partners has submitted a planning application for The Tulip, a viewing tower complete with rotating gondolas. If approved, it will become the tallest structure in the City of London.
Proposed to sit alongside the Gherkin, its bulbous form is intended to resemble a flower atop a thin stem.
Meanwhile in France, Frank Gehry's sculptural tower for the Luma Arles arts centre is starting to take form.
The tower boasts an aluminium facade intended to echo local rock formations, but locals have reportedly dismissed it for resembling a crumpled drinks can. It is due to complete in 2020.
Foster + Partners also made the headlines this week for unveiling an Apple Store on the Champs-Élysées in Paris, topped by a kaleidoscopic solar roof, and for releasing photographs of its Steve Jobs Theater Pavilion at the Apple Park campus, which hosts the "largest carbon-fibre roof in the world".
The RIBA International Prize was awarded to Children Village, a project by architecture studios Aleph Zero and Rosenbaum. Located on the edge of a Brazilian rainforest, the structure is built from earth blocks and provides boarding facilitates for up to 540 children.
Other prizes announced included the International James Dyson Award, which was given to UK students Nicolas Orellana and Yaseen Noorani for their omnidirectional wind turbine that captures energy even in the middle of dense cities.
Friends of the late Zaha Hadid wrote an open letter addressing Patrik Schumacher, director of Zaha Hadid Architects, blasting his decision to go to the high court in an attempt to remove the three other executors of Hadid's £70 million estate.
The first stage in the £1 billion relocation of Swedish town Kiruna was completed. Kiruna Town Hall, designed by Danish studio Henning Larsen, will become the administrative and cultural centre of the town.
Popular projects on Dezeen this week include a contemporary dim sum restaurant in Hong Kong, a London house extension, and a house in Kuwait with a faceted concrete shell clad in stone.