In Vardø, an island at the most northeasterly point of Norway, Pritzker prize-winning architect Peter Zumthor and artist Louise Bourgeois collaborated on a monument to 91 witches burned at the stake in the 17th century

The eighth London Design Festival coincided with Icon’s 100th issue, giving us plenty of reason to celebrate at the old Shoreditch tube station. Elsewhere, the capital was alive with creative shows, product launches and original installations – here’s our round up.

I’m standing on 150 million tonnes of rubbish. Fresh Kills landfill in Staten Island, New York City, fills 2,200 acres and, for many years, was the largest tip in the world.

Zaha Hadid Architects has completed a sinuous, fluid office building in the south of France which attempts to alter our expectations of towers.

Iwan Baan is a global nomad, restlessly travelling the world documenting new projects by the world’s most distinguished architects. Last year, he clocked up 190,000 air miles shooting projects by Herzog & de Meuron, OMA and Steven Holl, among others. Here are the stories behind Baan’s best shots of 2011.

The design duo’s restaurant interiors have to meet the exacting standards of some of the world’s most celebrated, and demanding, chefs.

The ten-block extension to James Corner’s New York rooftop garden takes in breathtaking views and an ever-changing variety of tropical greenery.

“Icon” is not a word to be used lightly on these pages but, on the occasion of our hundredth issue, somehow it seemed appropriate

Photographs of found objects were the stimulus for many of the furniture designer’s classic works.

The work of the great French modernist was everywhere at Design Miami/Basel, while G-Star Raw and Vitra have reissued 17 classic pieces.

Jestico and Whiles’ design for the Mayfair club flirts with 1960s nostalgia to reinterpret Hugh Hefner’s vision of a louche bachelor heaven.

It is no coincidence that Le Corbusier, Frank Lloyd Wright and Buckminster Fuller were all taught in kindergartens, the school system that introduced building blocks into educational play.

Cassina has recreated a 1940s bookcase by the celebrated neo-rationalist designer, solving the structural problems of 
an influential but precarious prototype.

The Munich-based designer had both new and old pieces on display this year. He talks about how he’s enjoying making furniture again.

A selection of the best chairs from the Salone del Mobile, including one made from hemp, a ghostly outline of a classic, an architect’s angular creation and another designed as a tax dodge.

Paris architect Stéphane Maupin’s “workers’ palace” for the city’s transport maintenance teams is part helicopter, part submarine.

In the 1940s, Christian J Lambertsen and Jacques-Yves Cousteau invented the revolutionary equipment that opened up the deep sea to underwater exploration.

Artists, architects and designers – among them Zaha Hadid and Kiki & Joost – come to the Berengo Studio in the Venetian Lagoon to work with its glass masters, part of a project to restore art to the craft.

The world’s richest man employed his son-in-law to design a “gift to Mexico” – a shining gallery housing Rodins, old masters and national art.

As award-winning young designers, Christopher Lee and Kapil Gupta of Serie Architects are unlikely reactionaries against the spirit of the age. But their “deep structural” approach rejects digital-led design for a return to first principles – a stance that has won them commissions in India, China, the USA and eastern Europe.