hi brotha and sista, that's a Top 20 of some underground  and rare HipHop from all around the world because the HipHop is not just from USA. :
1. Clan Urbano "Opresion Expresion" (Perou)
2. MV Bill and Cidade Negra "A vox do excluido" (Brasil)
3. Emme "Femme 2003" (Argentina)
4. Control Machete " Muchacho Barato" (Mexico)
5. Espadasofia " Los liricistas de los inocentes ( Republic Dominican)
6. Dj Krush featuring Boss the Mc " Candle Chant" (Japan)
7. Gwana Diffusion featurong MBS " El aouama " ( Algérie)
8. NMB "Debout Congolais" (Congo)
9. Daara J featuring  Rokia Traoré " Le cycle " (Sénégal)
10. Nix "Black Crystal " (Sénégal)
11. Positive Black Soul featuring Daara J and Pee Froiss " Le monde devient crazy"(Sénégal)
12. Big Fish featuring Esa "Grosso" (Italia)
13. Pitcho " Souterrain " (Belgique)
14. Spax "Engel and Ratten ( Allemagne)
15. Extince "2e jeudg " (Hollande)
16. Starflam " La sonora " (Belgique)
17. Tote y Shotta " Tu madre es una foca " (Espana)
18. Derevo Zhizni "Depressija " (Russia)
19. Looptroop "Modern day city symphony " (Suede)
20. Rocé " Changer le Monde " (France, represent Koutrajmé Prod.)