Código PHP:
<option value="Albania">Albania</option>
<option value="Alemania">Alemania</option>
<option value="Algeria">Algeria</option>
<option value="Andorra">Andorra</option>
<option value="Angola">Angola</option>
<option value="Antigua y Barbuda">Antigua y Barbuda</option>
<option value="Arabia Saudi">Arabia Saudi</option>
<option value="Argentina">Argentina</option>
<option value="Armenia">Armenia</option>
<option value="Aruba">Aruba</option>
<option value="Australia">Australia</option>
<option value="Austria">Austria</option>
<option value="Azerbaijan">Azerbaijan</option>
<option value="Bahamas">Bahamas</option>
<option value="Bahrain">Bahrain</option>
<option value="Bangladesh">Bangladesh</option>
<option value="Barbados">Barbados</option>
<option value="Belarus">Belarus</option>
<option value="Belgica">Belgica</option>
<option value="Belize">Belize</option>
<option value="Benin">Benin</option>
<option value="Bermuda">Bermuda</option>
<option value="Bhutan">Bhutan</option>
<option value="Bolivia">Bolivia</option>
<option value="Bosnia - Herzegovina">Bosnia - Herzegovina</option>
<option value="Botswana">Botswana</option>
<option value="Brasil">Brasil</option>
<option value="Brunei Darussalam">Brunei Darussalam</option>
<option value="Bulgaria">Bulgaria</option>
<option value="Burkina Faso">Burkina Faso</option>
<option value="Burundi">Burundi</option>
<option value="Camerun">Camerun</option>
<option value="Canada">Canada</option>
<option value="Chile">Chile</option>
<option value="China">China</option>
<option value="Chipre">Chipre</option>
<option value="Cocos">Cocos</option>
<option value="Colombia">Colombia</option>
<option value="Congo">Congo</option>
<option value="Cote d' Ivoire">Cote d' Ivoire</option>
<option value="Croacia">Croacia</option>
<option value="Cuba" selected>Cuba</option>
<option value="Dinamarca">Dinamarca</option>
<option value="Djibouti">Djibouti</option>
<option value="Dominica">Dominica</option>
<option value="Ecuador">Ecuador</option>
<option value="Egipto">Egipto</option>
<option value="El Salvador">El Salvador</option>
<option value="Emiratos Arabes Unidos">Emiratos Arabes Unidos</option>
<option value="Eritrea">Eritrea</option>
<option value="Escocia">Escocia</option>
<option value="Eslovaquia">Eslovaquia</option>
<option value="Eslovenia">Eslovenia</option>
<option value="España">España</option>
<option value="Estados Unidos">Estados Unidos</option>
<option value="Estonia">Estonia</option>
<option value="Etiopia">Etiopia</option>
<option value="Fiji">Fiji</option>
<option value="Filipinas">Filipinas</option>
<option value="Finlandia">Finlandia</option>
<option value="Francia">Francia</option>
<option value="Gabon">Gabon</option>
<option value="Gambia">Gambia</option>
<option value="Georgia">Georgia</option>
<option value="Ghana">Ghana</option>
<option value="Gibraltar">Gibraltar</option>
<option value="Grecia">Grecia</option>
<option value="Greenland">Greenland</option>
<option value="Guam">Guam</option>
<option value="Guatemala">Guatemala</option>
<option value="Guinea">Guinea</option>
<option value="Haiti">Haiti</option>
<option value="Holanda">Holanda</option>
<option value="Honduras">Honduras</option>
<option value="Hong Kong">Hong Kong</option>
<option value="Hungria">Hungria</option>
<option value="India">India</option>
<option value="Indonesia">Indonesia</option>
<option value="Inglaterra">Inglaterra</option>
<option value="Iran">Iran</option>
<option value="Iraq">Iraq</option>
<option value="Irlanda">Irlanda</option>
<option value="Irlanda del Norte">Irlanda del Norte</option>
<option value="Islandia">Islandia</option>
<option value="Islas Faroe">Islas Faroe</option>
<option value="Islas Virgenes">Islas Virgenes</option>
<option value="Israel">Israel</option>
<option value="Italia">Italia</option>
<option value="Jamaica">Jamaica</option>
<option value="Japon">Japon</option>
<option value="Jordania">Jordania</option>
<option value="Kazakhstan">Kazakhstan</option>
<option value="Kenya">Kenya</option>
<option value="Kyrgyzstan">Kyrgyzstan</option>