Go to the library or your local music store or iTunes or somewhere and find some music you like from another country. I've been finding myself enjoying more & more African and Nordic music over the last year. Good artists to try out:
Angelique Kidjo – African, Benin – genres: Afropop, Jazz, Gospel, Latin
Ashwin Batish – Indian – genre: hmm, let's call it 80's sitarpop
Chaba Fadela And Cheb Sahraoui – Algerian – genre: Raï
Cheikha Ramitti – Algerian – genre: Raï
Cheb i Sabbah – Algerian/French – genres: dj, North African, global groove
Ekova – French-based, American/Iranian/Algerian – genres: global groove, glossolalia
Gabby Pahinui – Hawaiian – genres: slack key
Garmarna – Swedish – genres: scandanavian folk, rock, trip-hop
Groupa – Swedish – genres: scandanavian folk, jazz, African, Arabic, South American
Hedningarna – Swedish/Finnish – genres: scandanavian folk, Yoik, rock, Aboriginal
Les Yeux Noirs – French – genres: Romani (gypsy), jazz, Yiddish, Klezmer
Los Fabulosos Cadillacs – Argentinian – genres: rock, salsa, ska, rap, jazz, folk, big band
Mac Umbra – Scottish – genres: bagpipe, salsa, drum, rock (Only place I've found them is on the collection Roots, Reels & Rhythms, but worth seeking out just for that one track)
Maryam Mursal – Somalian – genres: Somali jazz, African, blues, soul
Miriam Makeba – South African – genres: African, jazz, Xhosa, folk
Nusrat Fateh Ali Khan – Pakistani – genres: qawwali, khayal, techno
Pierre Akendengue – Gabonese – genres: African, French, pop
Rasto – Algerian? – genres: Raï, hip hop, reggae
Samy El Bably – Egyptian – genres: Arabian, jazz
Sheila Chandra – English/Indian – genres: raga, Indian pop, Asian fusion, solo voice, drone, folk, plainsong
Sileas – Scottish – genres: folk, harp, puirt a beul
SwÃ¥p – Swedish/English – genres: folk, roots, reels
Yma Sumac – Peruvian/American – genres: Incan & South American folk, exotica, lounge (the album Mambo is an entertaining introduction which also shows off her over 3 octave range)
May I also encourage you to eschew the label "world" as one big undistinguished bucket for everything that isn't from the U.S./Canada/U.K./Australia and in English? Imagine if restaurants were classified like that!