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Bike touring routes & trails

Bradbury Science Museum – Los Alamos Valley loop from Route 2/12 @ Rover

Routes
Bike touring routes & trails

Bradbury Science Museum – Los Alamos Valley loop from Route 2/12 @ Rover

Hard

4

riders

Bradbury Science Museum – Los Alamos Valley loop from Route 2/12 @ Rover

04:00

56.1km

940m

Cycling

Hard bike 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: April 20, 2026

Tips

Includes a segment in which cycling is not permitted

After 15.7 km for 52 m

Waypoints

A

Start point

Bus stop

Get Directions

1

15.3 km

Bradbury Science Museum

Highlight • Historical Site

The Bradbury Science Museum, located in Los Alamos, New Mexico, is dedicated to showcasing the scientific and technological contributions of Los Alamos National Laboratory, particularly during the Manhattan Project. Named after the laboratory's second director, Dr. Norris E. Bradbury, the museum offers an immersive experience, featuring exhibits on nuclear science, physics, and the history of Los Alamos. Visitors can explore interactive displays, models, and artifacts, and learn about the laboratory's role in developing nuclear weapons and its ongoing contributions to various scientific fields. The museum aims to educate the public on the laboratory's research and its impact on national security and scientific advancements. Admission is free for visitors of all ages.

Tip by

2

15.3 km

Los Alamos

Highlight • Settlement

Los Alamos, New Mexico, holds a significant place in history as the site of the top-secret Manhattan Project during World War II, where scientists developed the atomic bomb. Established in 1943, the Los Alamos National Laboratory remains a key center for scientific research. Beyond its historical importance, Los Alamos offers diverse outdoor recreational opportunities. The surrounding landscape features the stunning Bandelier National Monument, known for its ancient Pueblo dwellings and scenic canyons. The nearby Valles Caldera National Preserve offers opportunities for fishing, wildlife viewing, and exploring the remnants of a massive volcanic crater.

Tip by

3

15.4 km

Los Alamos

Highlight • Settlement

Los Alamos, New Mexico, holds a significant place in history as the site of the top-secret Manhattan Project during World War II, where scientists developed the atomic bomb. Established in 1943, the Los Alamos National Laboratory remains a key center for scientific research. Beyond its historical importance, Los Alamos offers diverse outdoor recreational opportunities. The surrounding landscape features the stunning Bandelier National Monument, known for its ancient Pueblo dwellings and scenic canyons. The nearby Valles Caldera National Preserve offers opportunities for fishing, wildlife viewing, and exploring the remnants of a massive volcanic crater. The Los Alamos Main Street encompasses the Manhattan Project National Historical Park and the surrounding area where you can shop at local stores and eat at local cafes and restaurants.

Tip by

4

15.7 km

Ashley Pond Park

Highlight • Historical Site

Ashley Pond Park, situated within the Manhattan Project National Historic Park, holds significant historical value in Los Alamos, New Mexico. Named after the founder of the Los Alamos Ranch School, Ashley Pond, the park was a focal point during the Manhattan Project (1943-1947). It housed military facilities and played a crucial role in scientific research. Today, the park is a peaceful space with picturesque views of the surrounding landscape, and features memorials and interpretive signs commemorating the Manhattan Project's scientific and historical contributions. There is also the Ice House, which stands as a memorial to the Los Alamos Ranch School days and Project Y, on the southern bank of the pond.

Tip by

5

31.7 km

Los Alamos Valley

Highlight • Viewpoint

Following this beautiful road, you leave Los Alamos and enter both Valles Caldera National Site and Jemez National Site.

Translated by Google •

Tip by

6

31.9 km

Los Alamos Valley

Highlight • Viewpoint

Great viewpoint high above Los Alamos across the entire valley and the forested mountain slopes.

Tip by

7

32.4 km

Jemez Hairpin Curve

Highlight • Viewpoint

This part of New Mexico Highway 4 has great views of the Los Alamos Valley, with the Jemez Hairpin Curve being an especially nice spot. If hiking this road, the shoulder is narrow, so be careful.

Tip by

8

40.3 km

Frijoles Mesa

Highlight • Summit

B

56.1 km

End point

Bus stop

Loading

Way Types & Surfaces

Way Types

36.0 km

8.66 km

6.31 km

4.30 km

608 m

220 m

< 100 m

Surfaces

43.5 km

6.45 km

6.12 km

< 100 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 (2,520 m)

Lowest point (1,910 m)

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Weather

Powered by Foreca

Today

Tuesday 16 June

33°C

12°C

0 %

Additional weather tips

Max wind speed: 14.0 km/h

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Description

If you're looking for a touring cycling route that combines a serious physical challenge with a fascinating historical backdrop, the Bradbury Science Museum – Los Alamos Valley loop from Route 2/12 @ Rover is definitely worth your time. This difficult 34.8-mile (56.1 km) route packs in 3081 feet (939 metres) of elevation gain, taking around 4 hours to complete. It's a demanding ride best suited for experienced cyclists who appreciate high-altitude terrain and a unique cultural experience.

What to expect on Bradbury Science Museum – Los Alamos Valley loop from Route 2/12 @ Rover

This loop takes you across the Pajarito Plateau, where you'll encounter dramatic canyons, mesas, and forested peaks shaped by ancient volcanic activity. The route is mostly paved, offering a consistent surface for touring cyclists, but the constant changes in elevation and the high-altitude environment, averaging around 7,400 feet, will test your fitness. Expect a significant workout as you navigate the challenging climbs and descents, with the reward of expansive views and a connection to the area's scientific heritage.

Planning your visit

The high altitude of Los Alamos inherently adds to the physical challenge, so be prepared for thinner air and plan your hydration accordingly. The starting point near the Bradbury Science Museum offers convenient access, and you might consider visiting the museum before or after your ride to delve into the history of Los Alamos National Laboratory. While specific parking details for the Bradbury Science Museum bike route aren't provided, the museum area typically has visitor parking. Always check local conditions, especially for weather, as high-altitude environments can change rapidly.

Trail details

  • Distance: 34.8 miles (56.1 km)
  • Elevation gain: 3081 feet (939 metres)
  • Difficulty: difficult
  • Estimated time: 4 hours

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