When the Greeks carved stone steps into the side of a hill, they were aiming to create a seated area for people to rest and from which to have an excellent view of the stage at the amphitheater's center. over two millennia later, these objectives are still key to stadium design principles, however, with an ever-increasing global reach and the need for multiple functions, the goal posts for what makes a successful arena are always being moved. As you prepare to watch the 2018 World Cup hosted in Russia, take a look at this list of notable stadium designs in World Cup history which have influenced the evolution of stadium design.

+ 6

Material Minds, presented by ArchDaily Materials, is our new series of short interviews with architects, designers, scientists, and others who use architectural materials in innovative ways. Enjoy!

Green, or living, walls have begun popping up and growing across commercial interiors everywhere over the last decade. To understand how a living wall functions, and how to design one, we went straight to a pioneer in the profession: Ms. Birgit Siber of Diamond Schmitt Architects in Toronto. The synthesis of natural systems and building systems had been in her mind since her days as a student, but the major break came in 2000, when her team constructed a massive living wall for The University of Guelph-Humbar. To understand how architects are closing the gap between interior and exterior via the living wall, read the full interview after the break.

+ 3

Architecture begins with ideas—and, for Will Alsop, sometimes with a painting. This interview is the first in a series of conversations with internationally prominent architects conducted by Sanam Samanian and Alex Bozikovic. The British iconoclast gives an overview of his creative process: why he's bored by the details of building; why we shouldn't think of architecture as a “profession"; and why we should think of architecture as a way to make life more joyous.

Read the captivating interview with Will Alsop, after the break...