<s>
Geo	B-General_Concept
is	O
a	O
microformat	B-General_Concept
used	O
for	O
marking	O
up	O
WGS84	O
geographical	O
coordinates	O
(	O
latitude	O
;	O
longitude	O
)	O
in	O
(	O
X	O
)	O
HTML	O
.	O
</s>
<s>
Although	O
termed	O
a	O
"	O
draft	O
"	O
specification	O
,	O
this	O
is	O
a	O
formality	O
,	O
and	O
the	O
format	O
is	O
stable	O
and	O
in	O
widespread	O
use	O
;	O
not	O
least	O
as	O
a	O
sub-set	O
of	O
the	O
published	O
hCalendar	B-General_Concept
and	O
hCard	B-General_Concept
microformat	I-General_Concept
specifications	O
,	O
neither	O
of	O
which	O
is	O
still	O
a	O
draft	O
.	O
</s>
<s>
Use	O
of	O
Geo	B-General_Concept
allows	O
parsing	O
tools	O
(	O
for	O
example	O
other	O
websites	O
,	O
or	O
Firefox	B-Application
's	O
Operator	B-Operating_System
extension	I-Operating_System
)	O
to	O
extract	O
the	O
locations	O
,	O
and	O
display	O
them	O
using	O
some	O
other	O
website	O
or	O
mapping	O
tool	O
,	O
or	O
to	O
load	O
them	O
into	O
a	O
GPS	O
device	O
,	O
index	O
or	O
aggregate	O
them	O
,	O
or	O
convert	O
them	O
into	O
an	O
alternative	O
format	O
.	O
</s>
<s>
The	O
Geo	B-General_Concept
microformat	I-General_Concept
is	O
applied	O
using	O
three	O
HTML	O
classes	O
.	O
</s>
<s>
by	O
adding	O
the	O
class-attribute	O
values	O
"	O
geo	B-General_Concept
"	O
,	O
"	O
latitude	O
"	O
and	O
"	O
longitude	O
"	O
.	O
</s>
<s>
and	O
a	O
geo	B-General_Concept
microformat	I-General_Concept
for	O
that	O
location	O
,	O
Belvide	O
Reservoir	O
,	O
which	O
will	O
be	O
detected	O
,	O
on	O
this	O
page	O
,	O
by	O
microformat	B-General_Concept
parsing	O
tools	O
.	O
</s>
<s>
Each	O
Geo	B-General_Concept
microformat	I-General_Concept
may	O
be	O
wrapped	O
in	O
an	O
hCard	B-General_Concept
microformat	I-General_Concept
,	O
allowing	O
for	O
the	O
inclusion	O
of	O
personal	O
,	O
organisational	O
or	O
venue	O
names	O
,	O
postal	O
addresses	O
,	O
telephone	O
contacts	O
,	O
URLs	O
,	O
pictures	O
,	O
etc	O
.	O
</s>
<s>
There	O
are	O
three	O
proposals	O
,	O
none	O
mutually-exclusive	O
,	O
to	O
extend	O
the	O
geo	B-General_Concept
microformat	I-General_Concept
:	O
</s>
<s>
Organisations	O
and	O
websites	O
using	O
Geo	B-General_Concept
include	O
:	O
</s>
<s>
Many	O
of	O
the	O
organisations	O
publishing	O
hCard	B-General_Concept
include	O
a	O
geo	B-General_Concept
as	O
part	O
of	O
that	O
.	O
</s>
<s>
An	O
alternative	O
to	O
Geo	B-General_Concept
,	O
h-geo	O
,	O
has	O
been	O
proposed	O
.	O
</s>
<s>
by	O
adding	O
the	O
class-attribute	O
values	O
"	O
h-geo	O
"	O
,	O
"	O
p-latitude	O
"	O
,	O
"	O
p-longitude	O
"	O
,	O
and	O
"	O
p-altitude	O
"	O
.	O
</s>
