Plans have been revealed to redevelop the Van Donge & De Roo Stadium in Rotterdam, The Netherlands, into a mixed-use complex dominated by four towers rising from the stands. Designed by architects Moederscheim Moonen, the proposals include expanding the capacity at the stadium from 4,300 to 6,500 to seats, while creating a number of other services – from housing and retail to offices and leisure. The Van Donge & De

A new mixed-use development designed by Kohn Pedersen Fox (KPF) will feature two metallic towers linked by a nine-storey habitable bridge. Located in the Acton area of London, 4 Portal Way is being developed by Aldau Development, which is replacing an existing hotel that it owns on the site. It will rise to 123m (404ft) at its highest level, with its two towers rising to 45 and 55 storeys and

Arab Engineering Bureau have designed new hotel and residences towers for Rosewood Hotels & Resorts that are based on underwater forms and the local coral formations in Qatar's Lusail City. The two adjacent towers will be wrapped in perforated white façades that will be both an aesthetic feature and a means of moderating solar gain. According to Rosewood: "The organic architectural design approach is aimed at respecting the site and

Real estate firm HFZ Capital Group has revealed the first official image of the large-scale condominium and hotel development it is building in New York with Bjarke Ingels Group. The Eleventh, located along the High Line at 76 11th Avenue in West Chelsea, will be formed of two twisting asymmetrical towers connected via a skybridge. Together, they will feature 236 residences and the first urban property for Six Senses Hotels

DUO, a sculptural mixed-use complex integrating living, working and retail spaces with public gardens and cultural installations has been officially completed in Singapore. The project, designed by the practice of German architect Ole Scheeren, is significant from both an architectural and political perspective – as it represents a historic collaboration between the governments of Malaysia and Singapore through their respective state investment arms Khazanah and Temasek. Singapore was once a

International architecture studio GroupGSA's have designed a mixed-use commercial, residential and leisure building in the Chinese city of Shenzhen, with a dramatic twisting form inspired by a double helix. iCarbonX, a Chinese company researching the mapping and digitising of human health, organised an architecture competition to seek designs for its planned new headquarters – a building that must articulate its aim “to build an ecosystem of digital life based on

German architect Ole Scheeren is bringing leisure and landscape design to the skies of Ho Chi Minh City, Vietnam, with an ambitious new development formed of three high-rise towers. Described as “a symbiotic vision of nature and living within the space of the city”, the Empire City scheme features apartments, offices and a hotel, in addition to large swathes of public space, from the ground to rooftop. The main structure,

A hotel, a wellness centre, a public viewing platform and 450 apartments will feature in Dutch studio MVRDV’s most recently unveiled project: a distinctive mixed-use building called The Sax overlooking Rotterdam’s famous Wilhelminapier port. The studio won the international design competition for the commission with their vision for a 51-storey structure formed of two interconnected towers, called Philadelphia & Havana, which merge to create a total surface area of 82,000sq

Japanese architecture practice Nikken Sekkei are designing “a timeless new icon” for the city of Dubai: two soaring towers connected by the world’s largest cantilever. The huge mixed-use scheme, called One Za’abeel, will feature at its heart a dramatic protruding steel skybridge called The Linx. Suspended 100m above the ground, the panoramic space will house restaurants and bars, an observation deck, a gym, a spa, a pool, a banquet hall

A new Four Seasons hotel designed by architects WATG has opened in China’s fourth largest metropolis. Rising above the city’s central business district, the Four Seasons Tianjin is housed in one of two new towers, both of which are supported by a podium for leisure amenities. The 52,000sq m (559,700sq ft) complex contains 90 residential units, 5,000sq m (53,800sq ft) of retail space and 259 hotel guest rooms in the

Italian architect and ‘vertical forest’ pioneer Stefano Boeri has unveiled his design for a pair of towers in Nanjing, east China, covered by 1,100 trees and 2,500 cascading plants and shrubs. The Nanjing Green Towers complex will house a museum, a green architecture school, a private club and offices in one of the buildings, and a Hyatt hotel with rooftop pool in the other. A 20m high podium will support

Crown Hotels is adding a Crown Towers property in Perth to its portfolio, featuring a spa designed by Australian interior designer Blainey North. North was inspired by the beauty of the refraction of light underwater in her Crown Spa design, which is reflected in the aqua-hued treatment rooms. The spa includes male and female wet areas with aroma steamroom, Roman hot tub, sauna and private relaxation areas. Crown Towers Perth

Construction has begun on Aykon City; a four-tower mega-project in Dubai which will bring new leisure space to the city’s skies. Designed by Handel Architects for developer DAMAC, the towers will house hotels, offices and residences. They will be supported by a podium featuring leisure amenities for the public – including a beach club with swimming pools and green spaces, a children’s playground, an Aykon Spa, restaurants, high-end shops, cafes,

A vast San Francisco residential and leisure project designed by Foster + Partners and Heller Manus will be built, after the city’s Planning Commission granted permission. Construction of the Oceanwide Center – a 2.3m sq ft (214,000sq m) development featuring hotels, public space, residences and offices – will begin in the city’s South of Market neighbourhood in November 2016. The scheme, first unveiled in 2014, comprises two mixed-use towers –

Construction is nearing completion on a pair of “dancing” copper towers in New York, which will be connected by a skybridge with a swimming pool 300ft above the ground. New York studio SHoP Architects have designed the towers, called the American Copper Buildings, by the city’s East River. The upper halves of both structures lean outward, creating a dynamic, musically-inspired interaction between the two which is emphasised by the bridge

German studio Ingenhoven Architects have designed a garden-themed Singapore tower scheme featuring the city's largest public plaza. The mixed-use Marina One project will comprise four 30-storey towers infused with lush greenery on every floor. Green sky terraces and tree-covered public spaces on the rooftops have been included to make the complex appear like a plant-covered mountain rising up into the Singapore skyline. Ingenhoven were selected by developer M+S Pte Limited

Emaar Properties and Dubai Holdings have announced plans to build “the tallest twin towers in the world” as part of a 2.3sq m (6sq km) mega development in the Dubai Creek Harbour district, UAE. The development will encompass the two towers – which will have to stand higher than 88 storeys to beat Kuala Lumpur’s current record – and six other luxury residential towers, each 40 storeys tall. As well

Wuhan, the capital city of central China, could be the home of the world’s tallest pair of buildings by 2018, as part of an ambitious mixed-use scheme. Chetwoods Architects, a UK based firm, have submitted proposals for the world’s tallest towers and are awaiting final approval from Wuhan’s mayor. The new Phoenix Towers, standing at 3,280ft (1 km) tall, would take up seven hectares of a yet-to-be developed 47 hectare