St. Peter's Basilica (Vatican City, Italy) Milan Cathedral (Milan, Italy) Machu Picchu (Peru) Lincoln Memorial Reflecting Pool (Washington D.C.) Mosque-Cathedral of Cordoba (Cordoba, Spain) Sheikh Zayed Grand Mosque Center (Abu Dhabi) Taj Mahal (Agra, India) Angkor Wat (Siem Reap, Cambodia) The Alhambra (Granada, Spain) Church of the Savior on Spilt Blood (St. Petersburg, Russia)