This visual comparison documents the territorial transformation of the Nueva Montaña area in Santander, Cantabria, capturing the evolution of land use patterns between 2005 and 2015. The imagery reveals significant changes in the urban footprint and infrastructure development across this northern Spanish coastal region.

The photographic evidence illustrates the conversion of previously undeveloped terrain into structured urban environments, including residential zones, transportation networks, and associated infrastructure. This documentation serves as a visual record of landscape modification during a significant period of Spanish urban expansion.