Lundgaard & Tranberg clads cylindrical school in perforated metal

A perforated metal facade screens a round school in Denmark designed by Lundgaard & Tranberg Arkitekter around a central triple-height gym.
Rings of classrooms sit around the perimeter of Kalvebod Fælled School, which takes its name from the nearby Kalvebod Fælled nature reserve.
Photo by Anders Sune Berg
Inside the wood-lined classrooms, a large number of small windows in staggered arrangements provide views out to the green surroundings.
The exterior of the building is defined