<s>
Hidden	B-Application
Expedition	I-Application
is	O
a	O
series	O
of	O
single-player	O
hidden	B-Application
object	I-Application
casual	O
games	O
developed	O
by	O
the	O
internal	O
studios	O
of	O
Big	O
Fish	O
Games	O
for	O
the	O
first	O
five	O
installments	O
(	O
using	O
Big	O
Fish	O
Games	O
Framework	O
as	O
the	O
engine	O
,	O
and	O
with	O
the	O
help	O
of	O
Flood	O
Light	O
Games	O
in	O
the	O
5th	O
game	O
)	O
,	O
and	O
by	O
Eipix	O
Entertainment	O
for	O
all	O
subsequent	O
installments	O
.	O
</s>
<s>
The	O
Hidden	B-Application
Expedition	I-Application
series	O
marks	O
the	O
second	O
major	O
hidden	B-Application
object	I-Application
game	I-Application
brand	O
from	O
Big	O
Fish	O
Games	O
.	O
</s>
<s>
The	O
second	O
game	O
in	O
the	O
series	O
,	O
Hidden	B-Application
Expedition	I-Application
:	O
Everest	O
,	O
would	O
go	O
on	O
to	O
be	O
the	O
first	O
game	O
Big	O
Fish	O
released	O
on	O
the	O
iPhone	B-Device
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
Titanic	O
was	O
released	O
on	O
July	O
22	O
,	O
2006	O
,	O
for	O
Windows	B-Application
.	O
</s>
<s>
It	O
was	O
released	O
to	O
iOS	B-Application
for	O
the	O
iPhone	B-Device
and	O
iPod	B-Device
Touch	I-Device
on	O
August	O
1	O
,	O
2009	O
.	O
</s>
<s>
In	O
this	O
game	O
,	O
the	O
player	O
takes	O
on	O
the	O
role	O
of	O
a	O
treasure	O
hunter	O
working	O
for	O
the	O
Hidden	B-Application
Expedition	I-Application
Adventure	O
League	O
(	O
H.E.A.L.	O
)	O
</s>
<s>
Players	O
have	O
a	O
limited	O
time	O
to	O
search	O
hidden	B-Application
object	I-Application
scenes	O
in	O
each	O
area	O
of	O
the	O
ship	O
,	O
or	O
their	O
oxygen	O
will	O
run	O
out	O
.	O
</s>
<s>
According	O
to	O
independent	O
tracking	O
site	O
game-sales-charts.com,	O
following	O
its	O
release	O
on	O
July	O
19	O
,	O
2006	O
,	O
Hidden	B-Application
Expedition	I-Application
:	O
Everest	O
climbed	O
into	O
the	O
top	O
10	O
on	O
nearly	O
every	O
major	O
casual	O
game	O
distribution	O
site	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
Everest	O
was	O
released	O
on	O
June	O
1	O
,	O
2007	O
.	O
</s>
<s>
As	O
a	O
member	O
of	O
the	O
Hidden	B-Application
Expedition	I-Application
Club	O
,	O
the	O
player	O
is	O
trying	O
to	O
reach	O
the	O
top	O
of	O
Mount	O
Everest	O
ahead	O
of	O
three	O
competing	O
expedition	O
clubs	O
.	O
</s>
<s>
An	O
iOS	B-Application
version	O
was	O
released	O
on	O
May	O
14	O
,	O
2009	O
.	O
</s>
<s>
This	O
marked	O
Big	O
Fish	O
Game	O
's	O
first	O
foray	O
into	O
making	O
games	O
targeted	O
at	O
the	O
then-emerging	O
iPhone	B-Device
market	O
.	O
</s>
<s>
Lead	O
Artist	O
Shawn	O
Wood	O
and	O
Lead	O
Programmer	O
Tyson	O
Chihaya	O
were	O
given	O
the	O
job	O
of	O
remaking	O
the	O
game	O
for	O
the	O
iOS	B-Application
platform	O
.	O
</s>
<s>
Due	O
to	O
the	O
series	O
 '	O
popularity	O
and	O
it	O
being	O
Big	O
Fish	O
's	O
first	O
iPhone	B-Device
game	O
,	O
Woods	O
noted	O
they	O
"	O
felt	O
a	O
bit	O
of	O
pressure	O
to	O
get	O
it	O
right.	O
"	O
</s>
<s>
The	O
team	O
started	O
by	O
first	O
playing	O
through	O
the	O
PC	O
version	O
to	O
determine	O
what	O
elements	O
would	O
need	O
to	O
be	O
changed	O
due	O
to	O
the	O
differences	O
in	O
PC	O
gaming	O
and	O
the	O
iPhone	B-Device
,	O
as	O
well	O
as	O
to	O
see	O
what	O
improvements	O
could	O
be	O
made	O
.	O
</s>
<s>
They	O
then	O
had	O
to	O
deconstruct	O
the	O
original	O
code	O
and	O
rewrite	O
it	O
,	O
as	O
the	O
PC	O
games	O
were	O
made	O
with	O
Adobe	B-Operating_System
Flash	I-Operating_System
and	O
Adobe	B-Operating_System
Director	I-Operating_System
,	O
while	O
the	O
iOS	B-Application
game	O
would	O
need	O
to	O
be	O
written	O
in	O
Objective-C	B-Language
.	O
</s>
<s>
The	O
significantly	O
smaller	O
screen	O
of	O
an	O
iPhone	B-Device
resulted	O
in	O
the	O
team	O
having	O
to	O
redesign	O
the	O
buttons	O
and	O
hidden	B-Application
object	I-Application
scenes	O
.	O
</s>
<s>
The	O
team	O
also	O
leveraged	O
the	O
iPhone	B-Device
touch	O
controls	O
and	O
zooming	O
capabilities	O
to	O
render	O
the	O
scenes	O
into	O
a	O
usable	O
form	O
.	O
</s>
<s>
According	O
to	O
Big	O
Fish	O
,	O
upon	O
release	O
the	O
game	O
quickly	O
rose	O
to	O
the	O
top	O
of	O
the	O
iPhone	B-Device
sales	O
charts	O
and	O
was	O
rated	O
4	O
out	O
of	O
5	O
stars	O
by	O
users	O
.	O
</s>
<s>
With	O
the	O
success	O
of	O
this	O
game	O
,	O
Big	O
Fish	O
was	O
committed	O
to	O
continuing	O
to	O
release	O
games	O
for	O
the	O
iPhone	B-Device
and	O
iOS	B-Application
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
Amazon	O
was	O
released	O
on	O
June	O
20	O
,	O
2008	O
,	O
for	O
Windows	B-Application
.	O
</s>
<s>
Two	O
years	O
after	O
,	O
on	O
April	O
2	O
,	O
2010	O
,	O
a	O
version	O
was	O
released	O
for	O
iOS	B-Application
devices	O
,	O
including	O
the	O
iPad	B-Device
,	O
iPhone	B-Device
,	O
and	O
iPod	B-Device
Touch	I-Device
.	O
</s>
<s>
This	O
version	O
adds	O
a	O
multiplayer	O
mode	O
,	O
allowing	O
two	O
players	O
to	O
compete	O
against	O
each	O
other	O
in	O
a	O
split-screen	O
mode	O
and	O
integrates	O
OpenFeint	B-Application
's	O
award	O
system	O
.	O
</s>
<s>
A	O
black-and-white	O
version	O
for	O
Amazon	B-General_Concept
Kindle	I-General_Concept
followed	O
on	O
July	O
28	O
,	O
2011	O
.	O
</s>
<s>
It	O
is	O
also	O
available	O
on	O
Kindle	B-General_Concept
.	O
</s>
<s>
In	O
this	O
entry	O
in	O
the	O
series	O
,	O
the	O
player	O
assumes	O
the	O
role	O
of	O
a	O
member	O
of	O
the	O
Hidden	B-Application
Expedition	I-Application
Adventure	O
Club	O
who	O
goes	O
to	O
look	O
for	O
some	O
folks	O
who	O
went	O
missing	O
in	O
the	O
Amazon	O
,	O
including	O
their	O
friend	O
and	O
a	O
biologist	O
.	O
</s>
<s>
The	O
iOS	B-Application
versions	O
of	O
the	O
game	O
were	O
selected	O
as	O
a	O
free	O
"	O
Pick	O
of	O
the	O
Week	O
"	O
by	O
Starbucks	B-Application
on	O
October	O
30	O
,	O
2012	O
,	O
meaning	O
Starbucks	B-Application
gave	O
away	O
free	O
cards	O
that	O
could	O
be	O
used	O
to	O
purchase	O
the	O
game	O
in	O
the	O
Apple	O
App	O
Store	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
Devil	O
's	O
Triangle	O
was	O
released	O
on	O
October	O
24	O
,	O
2009	O
.	O
</s>
<s>
As	O
the	O
leader	O
of	O
the	O
Hidden	B-Application
Expedition	I-Application
Adventure	O
Team	O
(	O
H.E.A.T.	O
</s>
<s>
)	O
,	O
the	O
player	O
must	O
search	O
for	O
a	O
pilot	O
who	O
disappeared	O
in	O
the	O
Bermuda	B-Application
Triangle	I-Application
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
The	O
Uncharted	O
Islands	O
is	O
the	O
fifth	O
game	O
in	O
the	O
series	O
,	O
developed	O
with	O
Flood	O
Light	O
Games	O
.	O
</s>
<s>
A	O
sequel	O
to	O
Devil	O
's	O
Triangle	O
,	O
the	O
game	O
's	O
main	O
character	O
attempts	O
to	O
leave	O
the	O
islands	O
only	O
to	O
find	O
themselves	O
crash-landing	O
on	O
a	O
previously	O
undiscovered	O
set	O
of	O
islands	O
in	O
the	O
Bermuda	B-Application
Triangle	I-Application
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
Smithsonian	O
Hope	O
Diamond	O
Collector	O
's	O
Edition	O
was	O
released	O
on	O
December	O
20	O
,	O
2013	O
,	O
for	O
PC	O
and	O
Mac	O
(	O
later	O
also	O
released	O
for	O
iOS	B-Application
and	O
Android	B-Application
)	O
,	O
and	O
is	O
the	O
sixth	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
Players	O
take	O
on	O
the	O
role	O
of	O
a	O
new	O
recruit	O
for	O
the	O
Hidden	B-Application
Expedition	I-Application
League	O
of	O
Preservation	O
(	O
H.E.L.P.	O
)	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
The	O
Crown	O
of	O
Solomon	O
is	O
the	O
seventh	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
The	O
Collector	O
's	O
Edition	O
of	O
the	O
game	O
was	O
released	O
on	O
July	O
14	O
,	O
2014	O
,	O
for	O
PC	O
and	O
Mac	O
,	O
and	O
later	O
also	O
made	O
available	O
for	O
iOS	B-Application
and	O
Android	B-Application
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
Smithsonian	O
Castle	O
is	O
the	O
eighth	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
The	O
Collector	O
's	O
Edition	O
of	O
the	O
game	O
was	O
released	O
on	O
December	O
24	O
,	O
2014	O
,	O
for	O
PC	O
and	O
Mac	O
,	O
and	O
later	O
also	O
made	O
available	O
for	O
iOS	B-Application
and	O
Android	B-Application
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
Dawn	O
of	O
Prosperity	O
is	O
the	O
ninth	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
Fountain	O
of	O
Youth	O
is	O
the	O
tenth	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
Midgard	O
's	O
End	O
is	O
the	O
eleventh	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
The	O
Eternal	O
Emperor	O
is	O
the	O
twelfth	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
The	O
Lost	O
Paradise	O
is	O
the	O
thirteenth	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
The	O
Pearl	O
of	O
Discord	O
is	O
the	O
fourteenth	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
The	O
Curse	O
of	O
Mithridates	O
is	O
the	O
15th	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
The	O
Golden	O
Secret	O
is	O
the	O
16th	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
The	O
Altar	O
of	O
Lies	O
is	O
the	O
17th	O
game	O
in	O
this	O
series	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
Neptune	O
's	O
Gift	O
is	O
the	O
18th	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
The	O
Price	O
of	O
Paradise	O
is	O
the	O
19th	O
game	O
of	O
the	O
series	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
Reign	O
of	O
Flames	O
is	O
the	O
20th	O
game	O
of	O
the	O
series	O
,	O
it	O
was	O
released	O
on	O
November	O
19	O
,	O
2020	O
.	O
</s>
<s>
Hidden	B-Application
Expedition	I-Application
:	O
A	O
King	O
's	O
Line	O
is	O
the	O
21st	O
game	O
of	O
the	O
series	O
,	O
it	O
was	O
released	O
on	O
June	O
17	O
,	O
2021	O
.	O
</s>
<s>
In	O
the	O
series	O
,	O
several	O
fictional	O
organisations	O
are	O
mentioned	O
,	O
all	O
of	O
which	O
use	O
acronyms	O
that	O
contain	O
the	O
letters	O
"	O
H	O
"	O
and	O
"	O
E	O
"	O
(	O
which	O
stand	O
for	O
"	O
Hidden	B-Application
Expedition	I-Application
"	O
in	O
all	O
instances	O
)	O
.	O
</s>
<s>
In	O
August	O
2011	O
,	O
Big	O
Fish	O
Games	O
released	O
1000	O
piece	O
jigsaw	B-Application
puzzles	I-Application
for	O
the	O
first	O
three	O
games	O
in	O
the	O
series	O
.	O
</s>
