This waterfall exists inside a Portuguese lake

There's a waterfall in the middle of a Portuguese lake.
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The winery under the ocean
The winery under the ocean
This park in America has cacti so big birds live in them
This park in America has cacti so big birds live in them
This Underwater 'Lost City' Off Greek Island Was Actually Built By Bacteria
This Underwater 'Lost City' Off Greek Island Was Actually Built By Bacteria
This Rooftop Infinity Pool Overlooks New York's JFK Airport Runway
This Rooftop Infinity Pool Overlooks New York's JFK Airport Runway
7 Unusual Hotels That Are Not On Land Or Water
7 Unusual Hotels That Are Not On Land Or Water
You Can Pay To Cuddle With A Cow At This Farm In New York
You Can Pay To Cuddle With A Cow At This Farm In New York
The world's scariest hike?
The world's scariest hike?
For $1,500, You Can Fly Underwater Through Maldives In Personal Submarine
For $1,500, You Can Fly Underwater Through Maldives In Personal Submarine
Daily Escape: Dinner time at Costa Rica's Sloth Sanctuary
Daily Escape: Dinner time at Costa Rica's Sloth Sanctuary
This Hotel Is Built Inside A Crane
This Hotel Is Built Inside A Crane
World's 6 most dangerous islands
World's 6 most dangerous islands
Leaving The Real Animals Alone, This German Circus Uses Holograms Instead
Leaving The Real Animals Alone, This German Circus Uses Holograms Instead
5 Extinct Animals That Scientists May Bring Back To Life
5 Extinct Animals That Scientists May Bring Back To Life
The world's biggest parking lot holds 4,000 U.S. military aircraft
The world's biggest parking lot holds 4,000 U.S. military aircraft
7 Mind-Bending Plants That'll Change How You See The World
7 Mind-Bending Plants That'll Change How You See The World
This glass hotel room hangs from a cliff
This glass hotel room hangs from a cliff
This is the world's most beautiful drive - would you go?
This is the world's most beautiful drive - would you go?
This Giant Pickle Sandwich Could Be The Hot New Food Trend
This Giant Pickle Sandwich Could Be The Hot New Food Trend
The world's most beautiful pool was carved by lava
The world's most beautiful pool was carved by lava
This first view of Earth from space was taken from a captured German missile #science
This first view of Earth from space was taken from a captured German missile #science