From the moment the flames appeared, residents knew the fire was unlike anything before. In the steep, crowded streets of Pamplona Alta, the blaze spread with terrifying speed, “jumping from roof to roof” and destroying rows of homes before families could save their belongings.

The fire erupted Saturday afternoon, sending “thick black smoke over the southern districts of Lima.” Sirens echoed as firefighters struggled to reach the area, slowed by narrow streets and uneven terrain. Many residents fled on foot, watching helplessly as the flames advanced.

Early estimates show up to 300 homes were damaged or destroyed. Hundreds were displaced, with entire blocks left unrecognizable. Although firefighters eventually contained the blaze, the loss was already overwhelming for families who saw “years of work and memories disappear in minutes.”

Authorities said the rapid spread was due to homes built with flammable materials and packed just inches apart. Officials also confirmed the fire appears to have reached “an illegal fireworks workshop hidden within the neighborhood.” Videos showed small explosions as the fire intensified, strengthening concerns about the workshop’s role.

Investigators are now examining that site as a possible starting point, though the cause is still unconfirmed. As emergency teams provide shelter and aid, the disaster has once again exposed the dangers of informal settlements, where