The site was designed by Elías Torres and José Antonio Martínez Lapeña, which highlights a multipurpose esplanade of 16 has culminated at one end by a large solar panel, which It became one of the emblems of the event and gives electric energy to 140 families nowadays.

The main construction was the Forum building (2000-2004), by Jacques Herzog and Pierre de Meuron -current headquarters of the Natural Sciences Museum of Barcelona and the Forum Auditorium-, with a triangular low profile with a distribution of several interior courtyards that generate open spaces, and a rough-looking facade of indigo blue, furrowed by various strips of glass.

Next to this building was the International Convention Center of Barcelona (2000-2004), by Josep Lluís Mateo, with a metal layout structure irregular and undulating shapes that hide the supporting elements, generating large open spaces of flexible arrangement inside.

The main space consists of a huge esplanade called Plaça del Fòrum (Forum Square), designed by Torres and Lapeña.

The Parc del Fòrum also includes: The zone closer to Sant Adrià consists of the Forum Beach, a marina, restaurants, a natural park and an active fabrique.