| Country | Certified sites |
|---|---|
| Argentina | 6 |
| Armenia | 3 |
| Aruba | 1 |
| Australia | 13 |
| Austria | 46 |
| Azerbaijan | 7 |
| Bahrain | 7 |
| Belgium | 389 |
| Bermuda | 1 |
| Bonaire, Sint Eustatius and Saba | 1 |
| Bosnia and Herzegovina | 1 |
| Brazil | 92 |
| Bulgaria | 9 |
| Cambodia | 3 |
| Cayman Islands | 1 |
| China | 9 |
| Colombia | 13 |
| Congo, The Democratic Republic of the | 1 |
| Croatia | 32 |
| Curaçao | 2 |
| Cyprus | 42 |
| Czechia | 11 |
| Côte d'Ivoire | 3 |
| Denmark | 231 |
| Dominican Republic | 10 |
| Egypt | 26 |
| England | 11 |
| Estonia | 85 |
| Faroe Islands | 3 |
| Finland | 222 |
| France | 2469 |
| Georgia | 6 |
| Germany | 497 |
| Gibraltar | 2 |
| Greece | 545 |
| Greenland | 1 |
| Hungary | 19 |
| Iceland | 12 |
| India | 57 |
| Indonesia | 45 |
| Ireland | 6 |
| Israel | 1 |
| Italy | 150 |
| Japan | 22 |
| Jordan | 33 |
| Kazakhstan | 9 |
| Kenya | 6 |
| Kuwait | 12 |
| Laos | 1 |
| Latvia | 12 |
| Lithuania | 5 |
| Luxembourg | 11 |
| Madagascar | 3 |
| Malaysia | 7 |
| Malta | 11 |
| Mauritius | 11 |
| Mexico | 268 |
| Montenegro | 5 |
| Morocco | 3 |
| Netherlands | 822 |
| Nigeria | 1 |
| North Macedonia | 1 |
| Norway | 55 |
| Oman | 16 |
| Pakistan | 1 |
| Panama | 3 |
| Peru | 1 |
| Philippines | 3 |
| Poland | 85 |
| Portugal | 387 |
| Qatar | 27 |
| Romania | 26 |
| Rwanda | 1 |
| Saint Kitts and Nevis | 1 |
| Saudi Arabia | 58 |
| Scotland | 37 |
| Senegal | 4 |
| Serbia | 4 |
| Seychelles | 1 |
| Singapore | 2 |
| Sint Maarten | 1 |
| Slovenia | 187 |
| South Africa | 8 |
| South Korea | 57 |
| Spain | 74 |
| Suriname | 3 |
| Sweden | 212 |
| Switzerland | 49 |
| Thailand | 33 |
| Trinidad and Tobago | 2 |
| Tunisia | 2 |
| Türkiye | 158 |
| Ukraine | 18 |
| United Arab Emirates | 142 |
| United Kingdom | 227 |
| Uzbekistan | 1 |
| Vietnam | 14 |
| Wales | 6 |
| Zambia | 1 |