This is pure speculation, not a wish wist.
Starting Line: Minneapolis, Houston, Denver, Phoenix, Detroit, Washington DC, Portland-OR, or San Francisco
Visits to:
Brazil (Amazon River/Brasilia), Colombia (Bogota), or Peru (Macchu Pichu)
Southern Africa or West Central Africa (Gabon or Cameroon)
Europe (England-2012 Olympics, Scotland, Germany, Slovakia, Serbia, Slovenia, or Hungary)
Middle East/Central Asia (Kyrgyzstan, Tel Aviv, or Jordan)
Siberia (Irkutsk/Lake Baikal)
Eastern Asia (Macau, Central Vietnam, Chiang Mai, or Laos)
Philippines (Manila, Laoag City, or Palawan)
Oceania (Palau, New Zealand, Papua New Guinea, or Fiji)
Canada (Vancouver-2010 Winter Olympics)
Finish Line (Seattle, Portland, or San Diego)