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Routes
Italy
Friuli Venezia Giulia
Obalno-kraška
Piran

View of Grožnjan – Kostanjica Tunnel (Parenzana) loop from Portorož / Portorose

Routes
Italy
Friuli Venezia Giulia
Obalno-kraška
Piran

View of Grožnjan – Kostanjica Tunnel (Parenzana) loop from Portorož / Portorose

Hard

24

riders

View of Grožnjan – Kostanjica Tunnel (Parenzana) loop from Portorož / Portorose

06:04

112km

870m

Gravel riding

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: June 12, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Krajinski park Sečoveljske soline

Waypoints

A

Start point

Bus stop

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1

12.1 km

Parenzana Rail Trail

Highlight • Cycleway

The Parenzana was a 123.1 km long narrow-gauge railway line that connected 33 places in Istria from Triests to Poreč. Today it is a cycle path that leads through wonderful …

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2

31.7 km

View of Grožnjan

Highlight • Viewpoint

The approach to Groznjan is not particularly demanding, the place is very beautiful and the descent over the Parenzana with a view of Groznjan is easy and beautiful.

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3

34.4 km

A great panorama in the valley of the Mirna

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4

35.7 km

Kostanjica Tunnel (Parenzana)

Highlight • Structure

88 meters - Unlit

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5

38.7 km

Završje Tunnels I & II and Viaduct

Highlight (Segment) • Structure

Zavaršje Tunnel II length 28m

Zavaršje Tunnel I length 35 m

Zavaršje viaduct length 62 m, height 20 m

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6

40.4 km

A wonderful view from the bridge

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74.5 km

Park Janeza Ziherla

Forest

8

88.8 km

Scenic Cycle Path Along the Water

Highlight • Cycleway

A very nice bike path right by the water. It's just a shame that it suddenly ends and you take a gravel path to the next small paved road. But then it's easily passable again.

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89.7 km

Park Zlatorog

Forest

92.8 km

Ruins

Ruins

102 km

Viewpoint

Viewpoint

12

106 km

Sečovlje Salt Pans Path

Highlight (Segment) • Trail

Piran, Slovenia's most beautiful coastal town, owes its development to its traditional salt pans, where high-quality salt is still harvested today. The town impresses with its medieval ring wall, church, and numerous cultural attractions.

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B

112 km

End point

Bus stop

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Way Types & Surfaces

Way Types

55.2 km

24.8 km

13.7 km

9.80 km

5.48 km

2.99 km

160 m

Surfaces

41.9 km

41.5 km

23.3 km

3.84 km

877 m

683 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (300 m)

Lowest point (0 m)

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Weather

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Thursday 2 July

31°C

18°C

-- %

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Comments

October 17, 2024,Giovedì con Paolo.
The tour done today follows for the first part a piece of the Parenzana cycle path towards Trieste, then turns and goes down towards Umag. Then along the coast to Cittanova. Once outside, you turn left following for almost 30 km a very beautiful dirt road and the very slight climb, almost imperceptible. Very nice tour, especially the second part. …

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