Intermediate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 14, 2024

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Waypoints

Start point

Train Station

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6.01 km

Arnold Creek Natural Area

This is a small protected area in the neighborhood filled with mixed evergreen-deciduous forest. It adds some nice forest cover and pleasant views to your ride.

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10.6 km

Mount Sylvania is an extinct shield volcano, part of the Boring Lava Field, formed over a million years ago. Nansen Summit Park, located at the peak (around 1,000 feet), provides breathtaking views of the Tualatin Valley and the West Hills.

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19.8 km

View of Oswego Lake from South Shore Boulevard

This is a particularly scenic part of the South Shore Boulevard which crosses over several inlets of Oswego Lake. The road is mostly tree-lined, but with gaps where you are …

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25.1 km

End point

Train Station

Way Types & Surfaces

Way Types

20.4 km

1.95 km

1.34 km

1.10 km

255 m

< 100 m

Surfaces

17.9 km

7.10 km

< 100 m

Elevation

Weather

Wednesday 1 October

18°C

11°C

89 %

If you start your activity now...

Max wind speed: 14.0 km/h

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This route was planned by komoot.

Mount Sylvania & Oswego Lake loop via Terwilliger Trail — Lake Oswego

Arnold Creek Natural Area

Nansen Summit Park

View of Oswego Lake from South Shore Boulevard

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