Master landscaper Adriaan Geuze brought his own brand of psychedelia to the Swiss Expo last year, revealing how surface can evoke desire and anticipation.

In this theoretical project for the EU, the surfaces of Brussels' bureaucratic quarter are transformed into political billboards.

This Anglo-Dutch architect proposed an audacious piece of topography in the notoriously flat Dutch landscape.

The Spanish architects are finding a new direction in their work with powerfully figurative patterns in public spaces.

The US practice uses advanced digital modelling and CNC production techniques to create homogenous public spaces which also deal with infrastructural issues.

For this London collective, landscaping projects in deprived areas cannot work without careful analysis of territorial behaviour.

Artist Richard Wentworth collaborated with architect Caruso St John on the landscaped square outside the New Art Gallery Walsall. Here he describes his approach, and explores the idea of surface in contemporary culture from motorway blacktop and aeroplane wings to Mickey Mouse striped paint.

A new park in Barcelona uses water to blur the boundaries between the city and the seashore.

Where I live, the pavements are cracked and bruised.

Cristina Iglesias's first solo exhibition in the UK may be architectural in scale, but it's about intricacy and intimacy.

Mobility is the theme of the first International Architecture Biennale in Rotterdam, which opens this month. Icon spoke to its director, Francine Houben.

It is stories that distinguish architecture from building. The architectural theorist Beatriz Colomina writes that contrary to the myth, Daedalus was not the first architect - he built the labyrinth but did not understand its structure. Ariadne, however, interpreted it, with the help of a conceptual device (a ball of string), and thus should be conferred the title. Architecture is a critical and interpretative act as we conceive of it today.

Anish Kapoor has never heard anything like it. He has been asked by the city of Naples to design a new underground station - a complex piece of infrastructure that is usually the preserve of architects and engineers. "They're mad," he chuckles. "It's folly! They don't know what they've let themselves in for, ha ha! But it's wonderful; I can't imagine anything better than doing a tube station."

John Lennon's bedroom is tidier than you'd expect. There is a handful of 45s scattered on a shelf behind the bed and posters of Bardot and Elvis on the walls, but the Just William books on the desk are hardly what you'd expect of a teenage rock star.