We noticed that you're using an unsupported browser. The TripAdvisor website may not display properly.We support the following browsers:
Windows: Internet Explorer, Mozilla Firefox, Google Chrome. Mac: Safari.
Review Highlights
A summer walk to the Okotoks Erratic.

An easy stroll to the big rock, but a less easy climb once one reaches it. Beautiful views to the... read more

Reviewed 1 week ago
Regina, Canada
Interesting historical and geographical site

A real learning opportunity about native history and geographical phenomenon. Just west of Okotoks... read more

Reviewed 3 weeks ago
Medicine Hat, Canada
via mobile
Read all 201 reviews
All photos (68)
Full view
Certificate of Excellence
Traveller Overview
  • Excellent40%
  • Very good46%
  • Average12%
  • Poor1%
  • Terrible1%
Travellers talk about
“ice age”(12 reviews)
“parking lot”(14 reviews)
“black diamond”(11 reviews)
Local Weather
Powered by Weather Underground
Off Highway 7 | 10 kilometres southwest of Okotoks, Okotoks, Alberta, Canada
+1 403-562-7388
Improve This Listing
Reviews (201)
Filter reviews
200 results
Traveller rating
Traveller type
Time of year
Show reviews that mention
All reviews ice age parking lot black diamond stretch your legs take pictures quick stop awe inspiring wheelchair ramp road trip free attraction great for kids closer look walk around photo ops surrounding area worth a stop great lesson
Updating list...
1 - 10 of 200 reviews
Reviewed 5 days ago

I and my friend climb this rock in the summer and have so much fun and the view from the top was absolutely gorgeous easy to climb and loads of fun :)

Date of experience: July 2018
Thank Ella G
Reviewed 6 days ago

The town of Okotoks that is just a stone throw away from this place,is named after the big rock. So in Blackfoot native it is called Okotoks, meaning : big rock. It is a sacred site from the Blackfoot natives that used to roam the...More

Date of experience: March 2018
Thank Nancy V
Reviewed 1 week ago

An easy stroll to the big rock, but a less easy climb once one reaches it. Beautiful views to the Rocky Mountains to the west of it.

Date of experience: August 2018
Thank 5,811,508
Reviewed 3 weeks ago via mobile

A real learning opportunity about native history and geographical phenomenon. Just west of Okotoks in the Foothills.

Date of experience: November 2018
Thank bgardiner1
Reviewed 4 weeks ago via mobile

Massive rocks deposited there during the Ice age in this otherwise flatish area of Aldersyde in Alberta. There is an upper viewing area next to the car park but you can go down to the rocks along a proper path. It's was a beautiful day...More

Date of experience: October 2018
Thank cossyann
Reviewed October 3, 2018 via mobile

Interesting site to visit. Worth stopping at. Would often stop here on our way to my grandparents, who lived in Black Diamond.

Date of experience: July 2018
Thank Apu P
Reviewed October 2, 2018

Took grand daughter to see this and read all the signs describing this occurence. We both enjoyed learning about something so close to home. So glad they have a donation box to keep the area clean and the washrooms looked after. Plenty of parking and...More

Date of experience: June 2018
Thank lindaschaber
Reviewed October 2, 2018 via mobile

The okotoks erratic is the largest erratic I'm the world and definitely a cool site. I would recommend to anyone travelling by to take 15 minutes out of your travels to go check it out.

Date of experience: September 2018
Thank danesctt
Reviewed August 29, 2018 via mobile

Hidden gem in southern Alberta. This is a unique spot and has a cool story about how the rock got there. Also a neat fable.

Date of experience: August 2018
Thank 929stevenv
Reviewed August 27, 2018

Stopped in here on our day trip of the surrounding area. It is truly amazng to see this Boulder. Really nothing else to see here tho.

Date of experience: August 2018
Thank rainer93
View more reviews
Nearby HotelsSee all 2 nearby hotels
Best Western Plus Okotoks Inn & Suites
336 reviews
1.06 km away
Lakeview Inns & Suites - Okotoks
176 reviews
1.88 km away
Heritage Inn Hotel & Convention Centre
75 reviews
16.44 km away
Ramada by Wyndham High River
575 reviews
16.73 km away
Nearby RestaurantsSee all 105 nearby restaurants
The Canadian Brewhouse
203 reviews
1.12 km away
Yokozuna Sushi & Grill
89 reviews
1.23 km away
Browns Socialhouse
110 reviews
1.10 km away
Saigon Sun
47 reviews
1.21 km away
Nearby AttractionsSee all 24 nearby attractions
Kayben Farms
54 reviews
6.96 km away
Lineham House Galleries
7 reviews
2.88 km away
Okotoks Art Gallery
7 reviews
2.42 km away
Questions & Answers
Ask a question
April 10, 2018|
AnswerShow all 2 answers
Response from calgarypedro | Reviewed this property |
appx 25 mins driving +/- depending on traffic in Okotoks.
November 30, 2016|
AnswerShow all 6 answers
Response from Kathy M | Reviewed this property |
"During a period of mountain building between 80 and 50 million years ago, the Rocky Mountains were formed from beds of sedimentary rock that were thrust up and eastwards. The source of the Big Rock was discovered by looking... More