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Olona

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Olona

The Olona River

The Olona is a river that flows from the Province of Varese down into the Metropolitan City of Milan, running entirely within Lombardy before reaching the Po Basin. Within the city, it's less a scenic destination than a waterway that has shaped Milan's urban and industrial geography — visitors typically encounter it while exploring nearby districts or following green corridors rather than visiting it as a standalone sight. Its interest lies more in what it reveals about the region's landscape and history than in dramatic scenery.

Getting there

Depending on which stretch you want to see, you'll reach the Olona by public transport or on foot from central Milan, generally within 20-30 minutes. There isn't a single defined "entrance," so it's worth deciding in advance which section of the river or which park along its course you intend to visit.

How much time to allow

An hour or two is usually enough for a walk along a stretch of the river or through an adjoining park. This isn't a full-day outing unless you plan to combine it with a longer walk or cycling route.

When to go

Mornings or late afternoons are more pleasant for walking, especially in warmer months. It doesn't draw large crowds the way central landmarks do, so timing is mostly a matter of comfort rather than avoiding busy periods.

Combine it with

  • Basilica of Sant'Eustorgio (2.1km) — one of Milan's older churches, with notable chapels
  • Basilica of Sant'Ambrogio (2.2km) — a historic basilica linked to the city's patron saint
  • Santa Maria delle Grazie (2.3km) — home to Leonardo da Vinci's Last Supper
  • Basilica of San Lorenzo (2.3km) — known for its ancient Roman columns

These sites cluster within a couple of kilometres of each other, making it easy to pair a walk near the Olona with a route through Milan's historic churches on the same day.

Updated September 21, 2026 · Edited by the World by City editors

Tickets & tours

Admission prices and opening hours change often, so we don't list them here. Check what's on sale and at what price below — booking ahead can cut the queue at some places.

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Stays near Olona

Sorted by distance, walkable ones first. Distances are straight-line.

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Good to visit alongside

Basilica of Sant'Eustorgio

Temples & religious sites

Basilica of Sant'Eustorgio

The Basilica of Sant'Eustorgio is a Romanesque church in the Parco delle Basiliche south of Milan, long a stop for pilgrims on their way to Rome. It's worth visiting for the tomb said to hold the relics of the Three Magi, and its Portinari Chapel preserves 15th-century frescoes, letting visitors take in both architecture and painting in one place.

2.1 km away

Basilica of Sant'Ambrogio

Temples & religious sites

Basilica of Sant'Ambrogio

The Basilica of Sant'Ambrogio is a Romanesque Catholic church in central Milan, dedicated to the city's patron saint, Ambrose. Regarded as a prime example of medieval Lombard Romanesque architecture, it's worth visiting for its plain yet well-proportioned brick facade, its atrium, and the mosaics and carved decoration inside.

2.2 km away

Santa Maria delle Grazie

Temples & religious sites

Santa Maria delle Grazie

Santa Maria delle Grazie is a Dominican church and convent in Milan, designated a UNESCO World Heritage Site. Most visitors come to see Leonardo da Vinci's Last Supper mural, painted on the wall of the convent's refectory (Cenacolo).

2.3 km away

Basilica of San Lorenzo

Temples & religious sites

Basilica of San Lorenzo

The Basilica of San Lorenzo Maggiore is one of Milan's oldest churches, first built in Roman times and rebuilt many times over the centuries since. It stands in the Navigli canal district, near the medieval Porta Ticinese.

2.3 km away

The Last Supper

Heritage & monuments

The Last Supper

The Last Supper is a mural painted by Leonardo da Vinci around 1495–1498, still in its original location on the wall of the refectory at Santa Maria delle Grazie. It captures the moment just after Jesus tells his twelve apostles at their final meal, "One of you will betray me," and is renowned for its use of perspective and its vivid depiction of each figure's expression and gesture.

2.4 km away

Santa Maria presso San Celso Church

Temples & religious sites

Santa Maria presso San Celso Church

Santa Maria dei Miracoli presso San Celso is a Roman Catholic church in Milan and a pilgrimage sanctuary dedicated to the Virgin Mary. Built in Renaissance style beside the older San Celso church, it is known for its intricately carved and decorated interior and its courtyard.

2.5 km away