Roman aqueduct near Mainz with stone pillars and water channel ruins

Restant Aquaduct Van Mogontiacum

Restant Aquaduct Van Mogontiacum: Visiting Hours, Tickets, and Historical Significance in Mainz, Germany

Date: 04/07/2025

Introduction

Situated in the vibrant city of Mainz, Germany, the Restant Aquaduct Van Mogontiacum—better known as the Römersteine or Mainz Roman Aqueduct—stands as one of the most impressive relics of Roman engineering north of the Alps. This guide provides a comprehensive overview for visitors, including historical context, practical travel information, accessibility, and tips for making the most of your visit. Whether you are a dedicated history enthusiast or a curious traveler, the Römersteine offer a direct connection to the Roman Empire’s enduring legacy.

Introduction
Roman Mainz (Mogontiacum) and the Aqueduct’s Origins
Engineering and Structure of the Aqueduct
Historical and Cultural Significance
Decline, Rediscovery, and Preservation
Visiting Information: Hours, Admission, and Accessibility
Guided Tours and Events
Nearby Attractions in Mainz
Visitor Experience and Tips
Frequently Asked Questions (FAQ)
Conclusion and Travel Recommendations
References and Further Resources

Roman Mainz (Mogontiacum) and the Aqueduct’s Origins

Mainz, known in Roman times as Mogontiacum, was established as a military stronghold at the confluence of the Rhine and Main rivers around 13/12 BCE. As an important administrative capital on the empire’s northern frontier, Mogontiacum required a sophisticated infrastructure. The construction of the aqueduct, likely during the reign of Emperor Vespasian (69–79 CE), was both a practical response to the city’s growing water needs and a symbol of Roman urban sophistication (Roman aqueducts: PMC7004096).

The aqueduct brought fresh spring water from the Taunus hills across roughly 9 kilometers to serve the legionary camp and the population, which at its peak may have reached 30,000. Such infrastructure underscored the city’s status and the technological prowess of Roman engineers.

Engineering and Structure of the Aqueduct

The Römersteine represent the most visible segment of the aqueduct—a series of 59 stone piers stretching across the Zahlbach and Oberstadt districts. These piers once supported elevated channels as high as 25 meters, constructed from local sandstone and bonded with Roman concrete. The aqueduct combined both underground conduits and above-ground arcades, efficiently using gravity to convey up to 7,000 cubic meters of water daily.

Remnants reveal careful masonry lined with waterproof cement. The aqueduct’s design enabled both capacity and ease of maintenance. Lead pipes (fistulae) likely distributed water within the city, supporting public baths, fountains, and homes (Roman aqueducts: PMC7004096).

Historical and Cultural Significance

The aqueduct’s construction and maintenance were central to Mogontiacum’s identity as a Roman city. Fresh water supplied not only basic needs but also enabled the luxurious public baths and ornamental fountains that defined Roman civilization. The system’s reliability set Mainz apart from other northern European settlements. Ancient authors such as Frontinus and Vitruvius emphasized the civic and symbolic importance of such waterworks (Roman aqueducts: PMC7004096).

As part of a broader network of Roman monuments, the aqueduct remains a testament to Mainz’s historical significance in Germania Superior.

Decline, Rediscovery, and Preservation

With the decline of Roman authority in the 4th and 5th centuries CE, the aqueduct fell into disrepair, eventually being abandoned in favor of wells and cisterns. Rediscovered during 19th and 20th-century urban development, the best-preserved remains—the Römersteine—are now protected as historical monuments and offer valuable insight into ancient construction techniques (Tourist Places Guide: Mainz Attractions, Mainz.de Tourism: Römersteine).

Visiting Information: Hours, Admission, and Accessibility

Location: The Römersteine are located near Johannes Gutenberg University and the botanical gardens in Mainz’s western district. The site can be easily reached by public transport (tram and bus stops: Römersteine), and parking is available nearby (Stars and Stripes).

Opening Hours: The aqueduct remains are open-air and accessible 24/7, all year round. Daytime visits are recommended for safety and optimal viewing.

Admission: There are no entrance fees or tickets required; the site is free for all visitors.

Accessibility: The path along the Römersteine is flat and paved, making it accessible to visitors with mobility challenges. Benches are provided for rest, and the site is stroller-friendly. Note that there are no restrooms or visitor centers on-site, but nearby university facilities and city amenities are available (Mainz.de Tourism: Römersteine).

Guided Tours and Events

While regular guided tours focused solely on the Römersteine are rare, local historical societies and city walking tours frequently include the aqueduct as part of broader Roman Mainz itineraries. The Mainz Tourist Information Office and Mainz Tourism website offer updated information on available tours and special events. Educational programs and Roman-themed festivals occasionally feature the Römersteine.

Nearby Attractions in Mainz

Enhance your visit to the Römersteine by exploring Mainz’s other Roman and historical sites:

Roman Theater: Near Mainz Römisches Theater train station, this partially preserved theater once seated 10,000 spectators (Stars and Stripes).
Sanctuary of Isis and Mater Magna: An underground temple beneath the Römerpassage mall, open Monday to Saturday (Stars and Stripes).
Drususstein: A cenotaph for the Roman general Drusus, located on the citadel grounds.
Mainz Cathedral (Mainzer Dom): A landmark of Romanesque architecture.
Gutenberg Museum: Celebrating the inventor of movable type.

Maps and visitor guides are available from the Mainz Tourism website.

Visitor Experience and Tips

Best Times to Visit: Spring and autumn offer comfortable weather and beautiful lighting. Early morning or late afternoon provides ideal conditions for photography.
Atmosphere: The Römersteine are set in a tranquil, green area, perfect for leisurely walks or picnics. Sheep grazing nearby add pastoral charm.
Facilities: Bring water and wear comfortable shoes. Restrooms and cafés can be found at the nearby university campus and botanical gardens.
Photography and Sketching: The site is especially photogenic during golden hours.
Family-Friendly: Open spaces and low visitor numbers make the site suitable for families; children often enjoy the grazing sheep and open grassy areas.
Respect the Site: Please do not climb on the ancient masonry.

Frequently Asked Questions (FAQ)

Q: What are the Römersteine visiting hours?
A: The site is open 24/7 as an open-air monument.

Q: Are tickets or entrance fees required?
A: No, entry is free for all visitors.

Q: Is the site accessible for people with mobility issues?
A: Yes, there are flat, paved paths and benches.

Q: Are guided tours available?
A: Römersteine are included in many city and historical tours; check with the Mainz Tourist Office.

Q: Is it possible to combine the visit with other Roman sites?
A: Yes, several Roman-era sites are within walking or cycling distance.

Q: Are there facilities on-site?
A: No dedicated facilities at the site, but amenities are available nearby.

Conclusion and Travel Recommendations

The Römersteine aqueduct embodies the spirit of Roman Mainz—combining historical significance, architectural ingenuity, and serene urban green space. With free, year-round access and proximity to other Roman sites, the aqueduct is an essential part of any visit to Mainz. For an enhanced experience, consider joining a local tour or using the Audiala app for audio guides and digital resources. Plan your visit and immerse yourself in the remarkable legacy of Roman engineering at the Römersteine.