Appian Way
In 312 BC, the Roman censor Appius Claudius Caecus made a decision that would outlast his own blindness. He did not wait for Senate approval to begin construction of a road through the Pontine Marshes. The swamp between Rome and Capua was infested with malaria and blocked military movement. Previous attempts to cross this terrain had failed or been too slow to support armies in the field. Appius Claudius ordered the building of a stone causeway across stagnant pools without waiting for permission. This bold move allowed fresh troops to reach the theater of operations quickly. Supplies could be moved en masse to Roman bases without hindrance from enemy forces or difficult terrain. The project secured water for Rome via an aqueduct named after him while simultaneously creating a highway for conquest.
The Samnite Wars demonstrated how vital speed became for Roman survival against mountain tribes. In 343 BC, Rome attempted to ally with Capua but faced immediate military force from the Samnites. Dense populations of sovereign Samnites remained in mountains north of Capua near Neapolis. During the First Samnite War, Romans found they could not resupply troops across the marsh. A revolt by the Latin League drained resources further. By 327 BC, Rome placed colonies at Cales and Fregellae on opposite sides of the marshes. The Second Samnite War erupted when these settlements were threatened. The road allowed Rome to concentrate forces rapidly where needed. It enabled them to keep armies adequately supplied during campaigns that reversed their fortunes. Etruria joined the conflict in 311 BC while Samnium fell in 304 BC. Without this infrastructure, Rome might have lost its southern expansion efforts entirely.
Construction methods used volcanic rock layers to create a surface so smooth joints were indistinguishable. Builders laid small stones and mortar as a base before covering it with gravel. Tightly fitting interlocking stones formed the final durable layer. Historian Procopius noted the stones fit together so precisely they appeared to have grown rather than been set by hand. The road was cambered in the middle to allow water runoff into flanking ditches. Retaining walls protected these drainage channels along sunken portions. Some sections featured lime cement which may have been first used on any Roman road. Gradients remained steep through cuts and fills over Alban hills. A stone causeway about one mile long crossed stagnant pools blocked from the sea by sand dunes. Constant repairs were needed for bridges and causeways built across the marsh. In 162 BC Marcus Cornelius Cathegus constructed a canal alongside the road to relieve traffic when maintenance occurred.
In 71 BC six thousand slaves crucified along the Appian Way marked the end of Spartacus's revolt. The ex-gladiator led an uprising starting in 73 BC that lasted over two years. Legions brought home from abroad pinned Spartacus between armies near the Siler River. Marcus Licinius Crassus defeated the slave army while Pompey captured thousands more rebels escaping battle. Romans judged these slaves had forfeited their right to live. They crucified them along the route from Rome to Capua as a warning. Centuries later World War II brought new bloodshed to the same terrain. Allies landed at Anzio-Nettuno in 1943 hoping to break stalemate at Monte Cassino. Germans occupied Mounts Laziali and Lepini raining shells down on Allied positions. The battle lasted four months with one side supplied by sea and another by land through Rome. In May 1944 Allies broke out taking Rome while German forces escaped north toward Florence.
July 2024 saw the Appian Way enter UNESCO World Heritage List status after centuries of decline. Pope Pius VI ordered restoration work before a parallel road called Via Appia Nuova was built in 1784. The original section now known as Via Appia Antica serves as a free tourist attraction today. Traffic remains very light beyond the first few miles allowing exploration on foot. Three catacombs of Roman and early Christian origin sit alongside Jewish burial sites near Rome. Abebe Bikila won the men's marathon during the 1960 Summer Olympics running this historic course. Engineers working for Benito Mussolini finally drained the marshes though malarial mosquitoes persisted until DDT arrived in the 1950s. The longest stretch of straight road in Europe totals approximately 132 Roman miles along its path. Modern improvements include tunnels under the Grande Raccordo Anulare ring road completed in 1951.
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Common questions
Who built the Appian Way and when was construction started?
The Roman censor Appius Claudius Caecus ordered the construction of the Appian Way in 312 BC. He began building a stone causeway across the Pontine Marshes without waiting for Senate approval.
Why did Rome need to build the Appian Way during the Samnite Wars?
Rome needed the road to move troops and supplies quickly through the malaria-infested Pontine Marshes between Rome and Capua. Previous attempts to cross this terrain had failed or been too slow to support armies fighting against mountain tribes like the Samnites.
How were the stones on the Appian Way constructed and what materials were used?
Builders laid small stones and mortar as a base before covering it with gravel and tightly fitting interlocking volcanic rock layers. Some sections featured lime cement which may have been first used on any Roman road while retaining walls protected drainage channels along sunken portions.
What happened to six thousand slaves crucified along the Appian Way in 71 BC?
Six thousand slaves were crucified along the route from Rome to Capua after Spartacus's revolt ended in 71 BC. Marcus Licinius Crassus defeated the slave army while Romans judged these slaves had forfeited their right to live as a warning to others.
When did the Appian Way enter UNESCO World Heritage List status and how long is the original section?
The Appian Way entered UNESCO World Heritage List status in July 2024 after centuries of decline. The longest stretch of straight road in Europe totals approximately 132 Roman miles along its path through the region.
All sources
14 references cited across the entry
- 1webPlaces: 356966898 (Via Appia)L. Quilici
- 2inlineSilvae, 2.2.
- 3newsPast Catches Up With the Queen of RoadsElisabetta Povoledo — 5 April 2008
- 4newsThe Appian Way is still a good military roadJune 4, 1944
- 5webItaly's Ancient Roman Appian Way included in UNESCO World Heritage ListAP News — 27 July 2024
- 7bookRoman EmpireNigel Rodgers — Metro Books — 2008
- 8journalHegemony and Rivalry: The Revolt of Capua RevisitedMichael P. Fronda — 2007
- 11bookHistorical Dictionary of AlbaniaRobert Elsie — Scarecrow Press — 2010
- 12inlineAppian, Civil Wars, 1.120.
- 15arxivAstronomical references in the planning of ancient roadsGiulio Magli — 2007