Hanauma Bay Oahu Nature Preserve is a natural crescent beach in
the sunken caldera of an extinct volcano.
The Hanauma Bay Oahu Nature Preserve is a natural crescent beach in
the sunken caldera of an extinct volcano.
With its white villages atop lava rock cliffs and blue - domed churches overlooking
a sunken caldera, this postcard - perfect Aegean island feels a thousand miles from modern civilization.
Not exact matches
Iceland's Bardarbunga volcano registered one of its most powerful earth tremors yet on Wednesday while the
sinking of its
caldera raised concerns of an eruption and flooding, authorities said
The
caldera, the cauldron - like crater at the top of a volcano, had
sunk by up to around 20 meters since last week as magma channeled through underground passages moves away from the volcano, Magnus Tumi Gudmundsson, geophysics professor at the University of Iceland, told public service broadcaster RUV.
Dive into the interior
caldera of a massive
sunken volcano.
The deep blue waters that fill the
caldera of the
sunken volcano Mount Mazama help make Crater Lake one of America's most beautiful lakes.
Once circular, it was known as Strongili, «the Round One», but some 3,600 years ago, at the height of the ancient Minoan civilization, a mighty volcanic eruption caused the centre of Strongili to
sink, leaving a water - filled crater — Santorini's famous
caldera.