use strict;
use warnings;
use Data::Dumper;

my $kml = do { local $/, <DATA>};

my %hash;

while ($kml =~ m/<name>((?:(?!<name>).)*)<\/name>\s*(<coordinates>(?:(?:(?!<coordinates>).)*)<\/coordinates>)/gs){

$hash{$1} = $2;

}

print Dumper \%hash;

output:
-------
$VAR1 = {
          'One more' => '<coordinates>56,78,0</coordinates>',
          'This is the title' => '<coordinates>12,34,0</coordinates>'
        };