Passports and visas are required for travel to yemen. visas may be obtained at yemeni embassies abroad. as of february 5, 2010 all visitors to yemen are required to obtain a visa prior to travel; airport visas will no longer be issued upon arrival. travelers to yemen are no longer required to have an affiliation with and arrange their travel through a yemeni-based individual or organization to enter yemen. however, individuals may be asked for supporting evidence of their character, purpose of visit and length of stay.