U.S. Government Agencies

 U.S. Department of State
     Travel Warnings
     Passport Information​​
     Smart Traveler Enrollment Program (STEP)
C.I.A. World Factbook
U.S. Customs and Border Patrol (CBP)

U.S. Embassies
Federal Aviation Administration (FAA)
Transportation Security Administration (TSA)
Centers for Disease Control (CDC)

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Travel Toolbox 

Flight Times/Delays
World Climate
Airline Seat Information
Metric Conversion
World Clock
International Calling Codes

Travel Apps

Government
     MyTSA
     Mobile Passport

Translation
     ​iTranslate (available for Apple and Android)
​     Goggle Translate (available for Apple and Android)