Given a hash of some of the capitals of the world

my %capital_of = (
    Bangladesh => 'Dhaka',
    Tuvalu     => 'Funafuti',
    Zimbabwe   => 'Harare',
    Eritrea    => 'Asmara',
    Botswana   => 'Gaborone',
);

How can we get several values out of it in one step?