Now that you’re inside this forest of columns, it’s worth pausing to look around, slowing down a bit, and taking a closer look at the elements before you. Although at first glance everything seems to repeat itself, each column actually has its own nuances—small differences that tell a unique story within the whole. If you look closely, you’ll see that not all of them are the same height, nor the same thickness, nor do they all have the same type of capital, and that apparent irregularity, far from being a flaw, is one of the most interesting clues to understanding how this space was built.

Many of these columns were not originally designed for this building, but rather come from earlier structures, mostly from the Roman and Visigothic periods, that already existed in the city or its surroundings. This process of reuse, known as spolia, was a fairly common practice in ancient architecture, for both practical and symbolic reasons, and here it plays a fundamental role, allowing for the construction of a large-scale space relatively quickly and efficiently.

From a practical standpoint, reusing columns meant having access to quality materials without having to produce them from scratch, something particularly relevant in the early phases of construction, such as the project initiated by Abd-ar-Rahman I. But beyond this immediate utility, this reuse also has a very interesting symbolic dimension, as it integrates fragments of earlier cultures into the new building, incorporating their memory into a new architectural reality.

If you focus your attention on the capitals, that is where this diversity is most clearly perceived. Some feature distinctly classical forms, with acanthus leaves and highly elaborate plant motifs typical of the Roman tradition, while others are simpler, more schematic, belonging to later phases or different contexts. This blend does not create disorder; on the contrary, it generates a very distinctive visual richness—a variety that breaks the monotony without losing the coherence of the whole.

That same diversity is also evident in the columns. Some are more slender, others more robust; some have smoother surfaces, while others retain marks, wear, and signs of the passage of time. All of this contributes to the space not being completely uniform, even though it may appear so from a distance. It is a very interesting balance between repetition and variation, between structural order and formal diversity.

Another fundamental aspect is how the problem of varying heights was resolved. By using materials from different buildings, the columns did not fit together perfectly, which required the development of ingenious solutions to create a stable and coherent structure. This necessity gave rise to one of the building’s most characteristic elements, which you can see just above these columns.

If you look up slightly, you’ll see how the arches rest on them, forming a system that not only supports the roof but also defines the visual identity of the space. The relationship between columns and arches is essential, because it allows us to understand how an initial limitation—such as the difference in heights—becomes an opportunity to develop an original architectural solution.

It is interesting to consider that each of these pieces has had a previous life, that they were once part of other buildings, other contexts, and other historical periods, and that they are now integrated into this complex, creating a continuity that extends beyond the monument itself. This idea of reuse connects directly with the building’s evolution, which is not constructed all at once but is adapted, expanded, and transformed over time.

As you move among the columns, try to focus on the ones closest to you, compare them with one another, and observe the details of the capitals—their shapes and their subtle differences. This kind of unhurried observation allows you to discover nuances that go unnoticed at first glance and greatly enrich the experience.

At the same time, you’ll notice how repetition continues to set the rhythm of the space, creating a constant foundation upon which all these variations rest. That combination of repetitive structure and diversity of elements is what gives this place its character, making it recognizable and, at the same time, always distinct.

Little by little, your gaze will begin to drift upward, toward the arches rising above the columns, and it is there that you will be able to understand more clearly how this space was constructed, not only from a visual standpoint but also in terms of its structural logic.

Continue walking through this forest of columns at a leisurely pace, allowing the space to reveal itself little by little, and look up at the arches that overlap them, because at the next point you’ll be able to understand how they work and why they’re so important within the whole.