This loop trail starts at the Smokey Hollow parking lot for Grand Falls on Mill St, Waterdown, ON.

Start the loop by taking the main Bruce Trail eastward across Mill St. Follow the white blazed trail as it crosses Flander’s Drive and Mountain Brow Rd. Immediately past Mountain Brow Rd turn right onto the McNally Side Trail. This blue-blazed side trail intersects after about .5 km with the Waterdown Road Side Trail.

Turn right onto the Waterdown Road Side Trail and follow the blue blazes down the escarpment and across Mill St to meet again with the main Bruce Trail.

Turn right onto the main trail and follow the white blazes along side the rapidly flowing Grindstone Creek back to your car park.

 This loop trail falls within the Iroquoia section of the Bruce Trail. For more information on other loop and side trails and the portion of the main Bruce Trail in this section please visit the Iroquoia Bruce Trail Club’s website at

For more information on this and other portions of the Bruce Trail please purchase the Bruce Trail Maps from the Bruce Trail Conservancy at

Trail users are advised to obtain an updated version of the Bruce Trail guide before venturing out as trail information may change from time to time.

We would also direct you to read our DISCLAIMER and our TRAIL USERS CODE.

Nearby towns and cities: |
Trail feature tags: | | |


Length: 3.4 km. loop
Difficulty: Difficult (Trail classifications)
Trail surface: Natural and Rock
Trail use: Hiking
Accessibility Notes: Not wheelchair accessible
Fees: None

Flora & Fauna:

Not yet reported

Amenities: None reported

Attractions: Lookout, waterfall

Iroquoia Bruce Trail Club

Find it: 144 Mill St, Waterdown, ON

GPS Coordinates (main trailhead):
Latitude: 43.3309140
Longitude: -79.8871980