Echoes of Presence explores the city as a surface of indexical memory. The series examines the fragile traces that emerge when human movement intersects with urban materiality: footprints dissolving into concrete, moisture evaporating from wood, smudges on glass, a transient handprint crystallizing on cold metal. These marks appear at the moment they begin to fade, forming a quiet record of presence and disappearance. Photographed during winter in Hamburg, the images focus on gestures that exist only because physical contact once occurred. The urban environment becomes an involuntary archive, capturing the residue of bodies that have already left the frame. These traces are not symbolic; they are direct imprints—pressure, friction, condensation—indexical signs of lives passing through shared space. Formally, the series reduces the city to surfaces, textures and spatial planes. Extreme close-ups alternate with planar abstractions, letting the viewer oscillate between recognition and ambiguity. This rhythm reflects a central idea: that human movement is both deeply personal and fully embedded within the infrastructures that channel it. Rather than documenting events, Echoes of Presence looks at the choreography of everyday life at a microscopic scale. Presence and absence coexist in each image. What remains is a fleeting negotiation between body and architecture—a moment made visible precisely as it dissolves. The city continually writes and erases these fragile residues, producing an ongoing palimpsest of human existence.