New York studio DFA has envisioned a prefabricated timber tower for New York's Central Park that would both filter a contaminated reservoir and provide views over the city. More
Earth, clay and gravel are compressed to form the walls of this observation tower designed by De Gouden Liniaal Architecten to offer views of a nature reserve spanning the Belgian-Dutch border. More
Towers for charging electric cars replace roadside petrol stations in this concept developed by Ennead Architects in response to emerging transportation technologies. More
A twisting tower signals the presence of this cultural centre and historical archive in Argentinian city Córdoba, which features a huge sloping public square on its roof. More
Designer Giles Miller has worked with visualiser Forbes Massie to draw up designs for a huge monument with a cross-shaped plan and textured brick walls. More
There is only enough room for one person inside this tall skinny pavilion that Chilean studio Pezo von Ellrichshausen has built in the Jardin des Tuileries in Paris. More
Swedish architect Anders Berensson has unveiled conceptual plans to convert a pair of disused electricity pylons into observation towers in Stockholm's Norra Djurgården national park. More
With the Marks Barfield-designed i360 in Brighton set to open to the public this week, drones have shot new footage of the structure billed the "world's tallest moving observation tower" (+ movie). More
French architect Jean Paul Viguier has won a competition to design a new housing and office complex in Bordeaux, proposing a trio of timber-framed towers that will be among the tallest of their kind in the world. More
Italian architect Carlo Ratti has unveiled plans to build a mile-high observation tower, envisioned as a vertical alternative to New York's Central Park. More
Scraps of rubber tyres create a shaggy coat around this narrow tower created by architecture students Matt Ritani and Declan Burn on a countryside sculpture trail in New Zealand. More
When visitors step inside this viewing tower on the coastline of Lincolnshire, England, an inner chamber tilts forward so the nearby beach becomes visible through a pair of aligned horizontal slots (+ slideshow). More
News: British studio Chetwoods has unveiled a proposal to create the world's tallest tower in the Chinese city of Wuhan, with a host of environmental functions that will attempt to purify the city's polluted air and lakes. More
News: international architecture firms IND and Powerhouse Company have won a competition to design a 100-metre-tall broadcast and observation tower in Çanakkale, Turkey, with a design that resembles a continuous ribbon. More
This algae-producing tower designed by Sir Peter Cook and Gavin Robotham of London studio CRAB came second in the recent Taiwan Tower Conceptual International Competition. More
Korean architect Changki Yun (Kyungam Architects Associates have sent us images of their design for an observation tower for the city of Seongnam in Korea. More
London Design Festival 09: a temporary tower made of paper tubes designed by Japanese architect Shigeru Ban has been erected on the South Bank in London. More
Architect Dietmar Koering of Arphenotype has designed these electricity pylons for a competition to envisage a new power transmission network in Iceland. More
Los Angeles-based architects Studio Shift have designed Miyi Tower as part of a new town south of Miyi County in China. More
Dutch architects MVRDV and Danish co-architects ADEPT have won a competition to design the Rødovre Skyscraper in Copenhagen, Denmark. More
