“TheCeļotājs” –
 Touring Riga Latvia Is A Journey Though Time
Index of Information – United States 
U.S. Department of State
Main Websites: http://www.state.gov/ 
International Travel: http://travel.state.gov/
U.S. Embassy Riga – Located in Riga, Latvia
Remtes iela 1 
Riga LV-1510 Latvia
Tel: +371 6710 7000
Fax: +371 6710 7050
Public Affairs Section
Remtes iela 1
Tel: +371 6710 7109
Fax: +371 6710 7050
U.S. Department of Homeland Security
U.S. Transportation Security Administration
Main Websites: http://www.tsa.gov/ 
What To Know Before You Go: http://www.tsa.gov/travelers/index.shtm 
U.S. Customs and Borden Protection “CBP”
Main Websites: http://www.cbp.gov/ 
International Travel: http://www.cbp.gov/xp/cgov/travel/ 
CBP Form 4457-Certificate of Registration for Personal Effects Taken Abroad: http://forms.cbp.gov/pdf/CBP_Form_4457.pdf 
CBP Traveler Entry Forms Brochure and CBP Traveler Entry Forms: http://www.cbp.gov/xp/cgov/travel/clearing/traveler_entry_form/