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Potomac River – Dalecarlia Tunnel loop from Rosslyn

Routes

Mountain biking trails

Potomac River – Dalecarlia Tunnel loop from Rosslyn

Easy

2.8

(9)

riders

Potomac River – Dalecarlia Tunnel loop from Rosslyn

01:26

24.4km

130m

Mountain biking

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: June 15, 2026

Tips

Cycling is not permitted along parts of this route

After 1.48 km for 90 m

After 11.9 km for 101 m

After 12.3 km for 314 m

Waypoints

Start point

Train Station

Get Directions

1.58 km

Potomac River

Highlight • River

The Potomac River, stretching 405 miles from the Potomac Highlands in West Virginia to Maryland's Chesapeake Bay, ranks as the fourth-largest river on the East Coast. Swimming is prohibited in …

Tip by

4.13 km

Fishing Shore Beach

Highlight • Beach

Nestled beside the Capital Crescent Trail, this cozy fishing beach along the Potomac River invites cyclists to stop and recharge. A perfect spot to take a breather from your ride.

Tip by

8.21 km

Dalecarlia Tunnel

Highlight • Structure

The Dalecarlia Tunnel runs the Capital Crescent Trail under the Washington Aqueduct and MacArthur Boulevard. It was built in 1910 as a railway tunnel and is now over 100 years old.

Translated by Google •

Tip by

10.3 km

Loughborough Mill

Highlight • Historical Site

It was here that Nathan Loughborough built a mill around 1830 and participated in the growing wheat trade. It is reported that the mill ceased operations during the Civil War …

Translated by Google •

Tip by

23.3 km

Key Bridge Boathouse

Highlight • Rest Area

Boathouse where canoes, kayaks and stand-up paddle boards can be rented. Great way to explore the Potomac shoreline up and down stream.

Tip by

24.4 km

End point

Train Station

Way Types & Surfaces

Way Types

20.3 km

2.21 km

1.60 km

273 m

< 100 m

Surfaces

18.8 km

2.88 km

1.75 km

789 m

129 m

< 100 m

Elevation

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

Highest point (90 m)

Lowest point (0 m)

Weather

Today

Friday 3 July

38°C

27°C

24 %

Additional weather tips

Max wind speed: 18.0 km/h

to get more detailed weather forecasts along your route

Comments

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Potomac River – Dalecarlia Tunnel loop from Rosslyn

Potomac River

Fishing Shore Beach

Dalecarlia Tunnel

Loughborough Mill

Key Bridge Boathouse

Nearby routes

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