Mexico - Yucatan, Baja, Monterrey, the Rio Grande border (visited there a few times), Maya
Cuba - Havana, Castro
Argentina - Patagonia, Pampas, Andes
Iceland - volcanoes, fish, Reykjavík
Romania - Teddy (a friend), Danube, Carpathian mountains
Norway - fjords, marine engineering
Morocco - Marrakech, Atlas Mountains, Casablanca
Laos - tropcial forests, Mekong, it's neighbors (Thailand, Myanmar, Vietnam, Cambodia, China)
Philippines - many islands, mangroves
Russia - Altai, Karakum & Kyzylkum (which actually have more to do with Kazakhstan, Uzbekistan and Turkmenistan)
Oman - gulf states, Muscat, UAE
Nepal - Himalayas & Sagarmatha, Gurkhas, Siddhartha Gautama
Palau - Peleliu (WWII battle), coral, atol, volcanos