Merzouga, Morocco with 4 records
Fuerteventura, Canary Islands with 2 records
Lagoa de São Lourenço, Portugal with 2 records
Pieniny National Park, Poland with 1 record
Doñana National Park, Spain with 1 record
Erg Chebbi, Morocco with 1 record
Souss Massa National Park, Morocco with 1 record
Salinas de Bonanza, Spain with 1 record
Tassila, Morocco with 1 record
La Coruña Province, Spain with 1 record
Refugio Paz de las Aves, Ecuador with 1 record
Guango Lodge, Ecuador with 1 record
Sierra de Gredos, Spain with 1 record
Tindaya, Canary Islands with 1 record

This is a list of the top 20 specific localities, sorted by the total amount of materials.