Spire spires were an astounding architectural innovation, beginning with the early fourteenth-century spire at Freiburg Minster, in which the pierced stonework was held together by iron cramps. The openwork spire, according to Robert Bork, represents a "radical but logical extension of the Gothic tendency towards skeletal structure." The organic skeleton of Antoni Gaudi's phenomenal spires at the Sagrada Família in Barcelona represent an outgrowth of this Gothic tendency. Designed and begun by Gaudi in 1884, they were not completed until the 20th century. In England, "spire" immediately brings to mind Salisbury Cathedral. Its 403-foot (123-m) spire, built between 1320 and 1380,
Spire (Denver) apartments. It is currently owned by P3 Development NA, Inc. The average price per square foot in January 2018 was $648.50/sf Spire (Denver) Spire is a high-rise building containing 496 condominium homes in Denver, Colorado, in the United States. Standing at with 42 floors, Spire is the ninth tallest building in Denver and was designed by architecture firm RNL Design. The building is at 14th Street and Champa Street in downtown Denver. It cost $175,000,000 to build, from 2007 to 2009. It is a LEED (Leadership in Energy and Environmental Design) certified building with of amenity space, including a gym,