A cikin yankin Oaxacan na Isthmus na Tehuantepec Ana gudanar da Velas da yawa, wani nau'in biki ne wanda mazauna, waɗanda suka fito daga al'adu daban-daban, suke rawa da raye-rayensu na gargajiya. Babu ƙarancin kiɗa kamar sanannen taken yankin "Son Bioxho", wanda ana yin kiɗan nasa da ganga, baƙon kunkuru da sarewar reɗa.
Sautin "La Tortuga" kusan al'ada ce a Isthmus. Tana da ma'ana tunda tana wakiltar tarin ƙwayayen kunkuru waɗanda huaves na yankin ke aiwatarwa. Wani waƙar kuma ita ce "Sandunga", ɗan Tehuan ɗa mai kyau kuma wanda aka fara wasan farko daga shekara ta 1850 lokacin da aka yi shi kamar kiɗan salon a National Theater na Mexico. A cikin 1853 Máximo Ramón Ortiz ya rubuta shi kuma ya kai shi Tehuantepec.
Kuma ci gaba da sandungas, kyandir mafi mahimmanci a cikin Isthmus shine daidai "Vela Sandunga" wanda aka yi bikin tun daga 1953 a Santo Domingo de Tehuantepec a ranar Asabar ɗin ƙarshe na watan Mayu. A cikin garin akwai motocin wasan kwaikwayo, al'adun gargajiya, nune-nunen, samfurin gastronomy da wasan wuta.
"Guendalizaa" ita ce mafi mahimmin biki na duk al'adun gargajiya da ke faruwa. Idi ne na hadaddiyar kungiyar 'yan asalin kasar kuma ana yin sa ne a kowace ranar 22 ga Maris, ranar tunawa da tawayen' yan asalin kafin Turawan da suka yi musu cin fuska iri-iri. 'Yan asalin sun sanya sunayen hukumomin su a ranar 22 ga Maris, 1660 kuma don bikin sa suna rawa irin ta raye-raye na kowace al'umma.
Hoto ta hanyar: Gwamnatin Oaxaca.