This waterfall exists inside a Portuguese lake

There's a waterfall in the middle of a Portuguese lake.
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President Trump’s 10 Weirdest Habits
President Trump’s 10 Weirdest Habits
You Can Rent This Dreamy Private Island On Airbnb For Just $145K Per Night
You Can Rent This Dreamy Private Island On Airbnb For Just $145K Per Night
Go Inside One Of The World's Most Haunted Prisons
Go Inside One Of The World's Most Haunted Prisons
The only living fort in the world is home to thousands of people
The only living fort in the world is home to thousands of people
10 Places In The World That Shouldn't Exist
10 Places In The World That Shouldn't Exist
Daily Escape: Gliding over Hawaii, USA
Daily Escape: Gliding over Hawaii, USA
Sticky Rice Is The Secret Ingredient That Holds Great Wall Of China Together
Sticky Rice Is The Secret Ingredient That Holds Great Wall Of China Together
Daily Escape: Rainbow River, Colombia
Daily Escape: Rainbow River, Colombia
This glass hotel room hangs from a cliff
This glass hotel room hangs from a cliff
The fish responsible for human race
The fish responsible for human race
The plant that can count
The plant that can count
Top 10 Accidental Food Inventions
Top 10 Accidental Food Inventions
This Giant Pickle Sandwich Could Be The Hot New Food Trend
This Giant Pickle Sandwich Could Be The Hot New Food Trend
What's It Like To Attend The 'World's Ugliest Dog' Competition
What's It Like To Attend The 'World's Ugliest Dog' Competition
Psst, we found heaven on Earth
Psst, we found heaven on Earth
Daily Escape: Dog goes kayaking in Vancouver, Canada
Daily Escape: Dog goes kayaking in Vancouver, Canada
Watch cornstarch dance in space
Watch cornstarch dance in space
The Paris-sized impact crater hiding in Greenland
The Paris-sized impact crater hiding in Greenland
6 Ancient Animals Found Frozen In Ice
6 Ancient Animals Found Frozen In Ice
Koala Mating Call Is Something Else
Koala Mating Call Is Something Else