Tucson is the second-largest populated city in Arizona behind Phoenix, which both anchor the Arizona Sun Corridor. The city is located 108 miles (174 km) southeast of Phoenix and 60 mi (97 km) north of the U.S.-Mexico border.
The falls are considered one of Ethiopia's best known tourist attractions. The falls are estimated to be between 37 and 45 metres high, consisting of four streams that originally varied from a trickle in the dry season to over 400 metres wide in the rainy season.
Ethiopian tourist visas are available to U.S. citizens upon arrival only at Bole International Airport in Addis Ababa. Single entry tourist visas are available upon arrival and cost $50 for one month and $70 for 3 months validity.