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Phong
Nha
- Ke
Bang
is a
national
park
and
UNESCO
World
Heritage
Site
in
the
Bố
Trạch
and
Minh
Hóa
districts
of
central
Quang
Binh
Province,
in
north-central
Vietnam,
about
500
km
south
of
the
nation's
capital,
Hanoi.
The
park
borders
the
Hin
Namno
Nature
Reserve
in
the
province
of
Khammouan,
Laos
by
the
west,
42
km
east
of
South
China
Sea
from
its
point.
Phong
Nha-Ke
Bang
National
Park
is
situated
in a
limestone
zone
of
200,000
hectare
in
Vietnamese
territory
and
borders
another
limestone
zone
of
200,000
hectares
of
Hin
Namno
in
Laotian
territory.
T |
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he
core
zone
of
this
national
park
covers
85,754
hectares
and
a
buffer
zone
of
195,400
ha.
The
park
was
created
to
protect
one
of
the
world's
two
largest
karst
regions
with
300
caves
and
grottoes
and
also
protects
the
ecosystem
of
limestone
forest
of
the
Annamite
Range
region
in
north
central
coast
of
Vietnam. |
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Phong
Nha-Ke
Bang
area
is
noted
for
its
cave
and
grotto
systems
as
it
is
composed
of
300
caves
and
grottos
with
a
total
length
of
about
70
km,
of
which
only
20
have
been
surveyed
by
Vietnamese
and
British
scientists;
17
of
these
are
in
located
in
the
Phong
Nha
area
and
three
in
the
Ke
Bang
area.
Phong
Nha
holds
several
world
cave
records,
as
it
has
the
longest
underground
river,
as
well
as
the
largest
caverns
and
passageways. |
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The
park
derives
it
name
from
Phong
Nha
cave,
the
most
beautiful
of
all,
containing
many
fascinating
rock
formations,
and
Ke
Bang
forest. |
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The
plateau
on
which
the
park
is
situated
is
probably
one
of
the
finest
and
most
distinctive
examples
of a
complex
karst
landform
in
Southeast
Asia. |
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This
national
park
was
listed
in
UNESCO’s
World
Heritage
Sites
in
2003
for
its
geographical
values
as
defined
in
its
criteria
viii. |
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