YANKS (this is from the US State Department)
ANGOLA - *Passport and visa required. Tourist/business visas require an application form, letter stating purpose of travel, 2 recent photos, and $30 fee. Visa good for 2 years from issue date. Applications by mail require prepaid return envelope. Yellow fever and cholera immunizations recommended. For additional information contact Embassy of Angola, 1819 L Street, N.W., Suite 400, Washington, D.C. 20036 (202/452-1042 or 1043). Internet home page - http://www.angola.org
MOZAMBIQUE - *Passport and visa required. Visa must be obtained in advance. Entry visa valid 3 months from date of issuance, requires 1 application form, 2 photos, immunization for yellow fever and cholera, $20 (single-entry) or $40 (multiple-entry) fee and letter (from company or individual) giving detailed itinerary and address of where visitor is staying. Visitors may have to exchange $25 at point of entry and declare all foreign currency. Apply at the Embassy of the Republic of Mozambique, Suite 570, 1990 M St., N.W., Washington, D.C. 20036 (202/293-7146).
ZAMBIA - *Passport and visa required. Visa may be obtained in advance or at port of entry. Tourist/business multiple-entry visa, valid up to 3 years (unless obtained at border), requires $40 processing fee (no personal checks), 2 application forms, and 2 photos. Visa not required for travelers under age 16. Business visa also requires company letter. Yellow fever immunizations and antimalarial medicine recommended. For more information, consult the Embassy of the Republic of Zambia, 2419 Mass. Ave., N.W., Washington, D.C. 20008 (202/265-9717 to 19).
(well, I couldnt find it yet... I'm sure they just assume England is actually a part of the US anyway... but if anyone knows where the UK visa list is, lemme know.)