Ancient Romans Used Reflective Stones as Early Street Lights in Pompeii Roads

Illuminating the Past: The Ingenious Street Design of Ancient Pompeii

Pompeii, the ancient Roman city buried by the catastrophic eruption of Mount Vesuvius in 79 AD, continues to reveal fascinating aspects of its urban planning and daily life through ongoing archaeological excavations. Among its many intriguing features is an ancient street design that utilized white stones to enhance visibility at night, showcasing the ingenuity and practicality of Roman engineering.

Urban Planning and Street Design in Pompeii

Pompeii's streets were meticulously planned, reflecting the advanced engineering skills of the Romans. The city was laid out in a grid pattern, with main thoroughfares intersecting at right angles. These streets were paved with large basalt stones, which provided a durable and relatively smooth surface for the city's traffic.

One of the remarkable innovations in Pompeii's street design was the inclusion of white stones embedded among the darker basalt paving stones. These white stones, often made of limestone or marble, served a practical purpose: they made it easier for residents to navigate the city streets at night.

Enhancing Nighttime Visibility

The primary function of these white stones was to reflect light, making the streets more visible after dark. In an era before electric lighting, nighttime illumination in cities relied on limited sources such as oil lamps and torches. The reflective properties of the white stones helped to amplify the available light, providing a rudimentary yet effective form of street lighting.

This design allowed pedestrians and vehicles to move more safely and efficiently through the city at night. The white stones would catch and reflect any ambient light, creating a visual guide along the streets. This feature highlights the Romans' attention to public safety and their innovative approach to urban infrastructure.

Practical Benefits and Archaeological Evidence

The use of white stones in Pompeii's streets is supported by archaeological evidence and detailed observations of the city's preserved roadways. These stones, interspersed among the darker paving, create a distinct visual pattern that would have been easily noticeable, even in low-light conditions.

The practical benefits of this design are clear. Enhanced visibility would reduce the risk of accidents, such as tripping or colliding with obstacles, and facilitate nighttime travel for both pedestrians and carts. This reflects the Romans' comprehensive approach to urban planning, considering the needs of the city's inhabitants at all hours.

Broader Implications for Roman Engineering

The inclusion of white stones in Pompeii's streets is just one example of the many innovative solutions employed by Roman engineers. It underscores the broader theme of Roman ingenuity in public works, from aqueducts and sewage systems to roads and public buildings. The careful planning and execution of these projects contributed significantly to the efficiency, safety, and overall quality of life in Roman cities.

Preservation and Study

The exceptional preservation of Pompeii under layers of volcanic ash has provided an unparalleled snapshot of Roman life. The city's streets, buildings, and artifacts offer valuable insights into the daily lives, technologies, and urban planning strategies of the ancient Romans. Ongoing archaeological efforts continue to uncover new details, enriching our understanding of this remarkable civilization.

The use of white stones in Pompeii's streets to improve nighttime visibility exemplifies the practical ingenuity of Roman engineering. This simple yet effective solution highlights the Romans' commitment to creating safe and functional urban environments. As we continue to study and learn from the remains of Pompeii, such discoveries remind us of the enduring legacy of Roman innovation and the timeless nature of their contributions to urban planning and public safety.

Unveiling the 10,000-Year-Old Trek Through Fossil Footprints


Ancient Journey: A Woman's Path Through History Over 10,000 years ago, a woman or young man carried a toddler across a muddy terrain in present-day White Sands National Park, New Mexico.

These ancient footprints offer scientists a remarkable glimpse into the past. This revelation is courtesy of the National Park Service and Bournemouth University.

The prehistoric traveler embarked on a journey carrying a child, returning alone hours later.

In an arduous trek more than 10,000 years ago, a woman or a young man with a toddler balanced on one hip trudged northward through what is now White Sands National Park in New Mexico. Facing potential rain and slippery mud, the traveler briefly set the child down before continuing. Along the way, a woolly mammoth and giant sloth crossed their path. Hours later, the traveler retraced their steps south, now without the child.

Scientists have documented nearly a mile of these fossilized footprints—the longest human trackway of its age ever found. “I’ve never seen anything quite like it,” says evolutionary biologist Kevin Hatala from Chatham University, who was not involved in the study.

This trackway, featuring over 400 human prints including tiny child prints, is detailed in a new study published in Quaternary Science Reviews. By examining the footprints' shape, structure, and distribution, researchers revealed an intimate portrait of this ancient journey, capturing even the traveler’s toes slipping on the wet surface.

Meticulous Excavation of Footprints Scientists carefully unearthed these delicate footprints, documenting them in three dimensions before they could deteriorate. The tracks also revealed a mammoth and a giant sloth traversing the area after the humans passed. While the mammoth appeared indifferent to the human presence, the sloth likely sensed it, rearing up as modern bears do to detect scents.

Scientists carefully excavate the ancient footprints pressed into the sand before recording them in three dimensions. The structures are extremely delicate and quickly break down once exposed. COURTESY OF NPS AND BOURNEMOUTH UNIVERSITY

“This gives us insight into humans within their ancient ecosystem,” explains study author Sally Reynolds, a paleontologist at Bournemouth University, noting the sloth’s awareness of nearby humans—an insight not gleanable from bones alone.

The 'Ghost Tracks' Fossil footprints provide stunning snapshots of ancient behaviors, preserving moments in time unlike any other remains. “Footprints sites are special because they capture a moment in time,” says paleoanthropologist William Harcourt-Smith from the City University of New York.

This track site, part of an ongoing documentation project at White Sands National Park, owes its discovery to David Bustos, the park’s resource program manager. These shallow impressions, visible only through slight moisture-induced color changes, became known as “ghost tracks.”

In 2016, Bustos consulted various specialists about the tracks, including Matthew Bennett from Bournemouth University, who led the new study. Since then, Bennett and his colleagues have made multiple trips to document the array of human and animal prints throughout the park.

The newly studied prints are set in fine sand, held together by a thin salt crust. The team excavated 140 tracks using brushes, and recorded each print with 3D photogrammetry before they could erode.

Piecing Together the Ancient Walk By analyzing the footprints' shape, size, and distribution, researchers pieced together the ancient journey. The primary traveler was likely a woman or young man, based on footprint length comparisons with modern humans. Small child prints join the main trackway in several places, indicating a child under three years old accompanied the traveler.

The traveler's pace was brisk, about 3.8 miles per hour, despite the muddy conditions and carrying a child. In some spots, unusually long strides suggest stepping over obstacles like puddles or mammoth dung.

The child was carried northward, evidenced by larger left foot tracks from bearing extra weight. Upon return, the traveler’s footprints show no size discrepancy, and fewer signs of slipping, indicating they were now unencumbered.

Animal tracks helped estimate the journey's timing. The mammoth and sloth crossed the northbound tracks, and the southbound human prints overlaid the animal tracks, suggesting all were made within a few hours before the mud dried. The presence of extinct animals alongside humans confirms the journey took place over 10,000 years ago.

Connecting to Our Ancestors The discovery resonated deeply with Reynolds, especially upon finding the child’s prints. These tracks were affectionately named “Zoe’s trail” after their unborn daughter.

Much remains unknown about the ancient trek. The traveler's destination and the journey's purpose remain mysteries, as the tracks lead into the inaccessible White Sands Missile Base.

Despite the mysteries, the ancient behavior feels relatable. “It’s a reminder that these people were just like us,” Harcourt-Smith notes. “They walked the landscape in the same way we would.”

The research at White Sands National Park continues, offering nuanced glimpses into the lives of its ancient inhabitants. Reynolds concludes, “These are snapshots of ancient life that reveal attitudes toward other animals and the landscape that we never thought we could uncover.” With time, more stories and mysteries will surely emerge.

14th century door at Exeter Cathedral, is thought to be the oldest existing cat flap

Exeter Cathedral's Historical Cat Flap: A Unique Medieval Solution

Nestled within the historic walls of Exeter Cathedral, a small but fascinating feature has captured the interest of historians and cat enthusiasts alike. This feature, believed to be the world's oldest documented cat flap, is a testament to the practical ingenuity of medieval society.

A Medieval Necessity

Exeter Cathedral, constructed in the 11th century and a striking example of Norman and Gothic architecture, houses a wooden door with a feline-sized hole. This hole, carved in the late 16th century during Bishop Cotton's refurbishment of the cathedral, was designed to allow a resident cat to access the clockwork mechanism within the cathedral’s north transept. The clockwork, lubricated with animal fat, attracted rodents, necessitating a practical solution for pest control​​.

Historical Records and Payments

What makes this cat flap particularly significant is the detailed historical records that accompany it. According to Diane Walker, a historian at Exeter Cathedral, these records document payments to carpenters for creating the hole and also outline the "salary" of the cathedral's resident cat. This feline guardian received 13 pence per quarter for its rodent control services, highlighting the valued role cats played in maintaining the cleanliness and functionality of medieval institutions​​.

Cats in Medieval Society

Cats were essential in medieval Europe for controlling the populations of mice and rats, which posed significant threats to stored food supplies and public health. In urban areas, where close living conditions and stored goods created ideal conditions for rodents, cats were invaluable. They were often kept in churches, homes, and barns, demonstrating their widespread appreciation and utility during this period​​.

A Unique Historical Curiosity

While there may be other ancient doors with holes cut for cats, Exeter Cathedral's cat flap stands out due to its documented history. This small portal not only showcases a practical solution from the past but also reflects the cathedral’s rich historical narrative. Visitors to Exeter Cathedral today can see this quirky and practical feature, adding a unique dimension to their exploration of this magnificent historical site.

Visiting Exeter Cathedral

For those interested in witnessing this historical curiosity firsthand, Exeter Cathedral offers guided tours. The cathedral, with its storied past and stunning architectural features, provides a glimpse into the medieval world and its ingenious solutions to everyday problems. Located at 1 The Cloisters, Exeter EX1 1HS, the cathedral remains an active site of worship and a beacon of historical and architectural significance​.

Exeter Cathedral Photo: Antony Wyrdight-McCallum/CC3.0

Exeter Cathedral's cat flap is more than just a hole in a door; it is a window into the practical and often charming solutions of the past, reflecting the interplay between human needs and animal companions in medieval society.

Source: (RNZ)​​ (Exploring GB)​