Ontario is known for many things – its bustling cities, major attractions and natural beauty, just to name a few. That being said, if you’re eager to dive into a world of secret wonders and surreal beauty, we have just the thing. Ontario is home to mesmerizing hidden turquoise lakes and we’ve compiled a list of a few.

Found within lush forests and massive cliffs, these secret gems offer a refreshing escape from the ordinary.

Get ready to be captivated by the breathtaking waters of these hidden turquoise lakes in Ontario.

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Crawford Lake

Another meromictic lake worth visiting is Crawford Lake in Halton.

This small, deep lake nestled in protected Niagara Escarpment land has been in the news lately for helping scientists discover some fascinating facts about Earth, reports The Washington Post.

Not only does it hold the key to valuable information, but it is also beautiful to look at thanks to its shimmering green, blue and turquoise waters.

Where: Crawford Lake Conservation Area, 3115 Conservation Road, Milton

McGinnis Lake

This unbelievably gorgeous and rare lake is located in Petroglyphs Provincial Park.

This lake shimmers with bright blue and green hues. It’s one of the very few meromictic lakes in Canada, where different layers of water don’t intermix, creating a mesmerizing sight.

Unfortunately, swimming is not allowed in McGinnis Lake to preserve its meromictic nature and scientifically significant sediment record.

Where: 2249 Northeys Bay Road, Woodview

Nellie Lake

Another Killarney Provincial Park gem is the breathtaking Nellie Lake.

Nellie Lake is nestled among white quartzite landscapes and is so beautiful that A.Y. Jackson made a painting inspired by it.

The waters are clear and are perfect for a refreshing dip after a challenging hike and paddle.

Where: Killarney Provincial Park

Paradise Lagoon

Located just outside of Sudbury, Ontario, Paradise Lagoon aka Blue Lagoon lives up to its name. It’s a sight to see

Most people reach the lagoon by a long canoe trip but there is road access.

Where: Chiniguchi River Wolf Lake Forest Reserve, Greater Sudbury

Topaz Lake

If you want to take a dip in the clearest sapphire lakes that our province has to offer, Killarney Provincial Park is where it’s at.

Topaz Lake at Killarney is as vivid and breathtaking as the gemstone itself.

Set against the backdrop of lush forests and mountain ranges, this secluded turquoise lake is worth the trip.

Where: Killarney Provincial Park