Customs around the world

Different topics
 http://www.essortment.com/all/culturesociety_rcjp.htm

Weddings
http://www.topics-mag.com/internatl/weddings/wedding-customs.htm

Unusual customs
http://www.faqs.org/shareranks/2131,Top-20-unusual-customs-from-around-the-world

Dating
http://www.factmonster.com/ipka/A0767654.html

Christmas
http://www.soon.org.uk/country/christmas.htm

Birth
http://www.parents.com/pregnancy/giving-birth/vaginal/birth-customs-around-the-world/

Greetings
http://www.mamalisa.com/blog/greeting-customs-%E2%80%93-how-do-you-greet-people-where-youre-from/
http://factoidz.com/quaint-greeting-customs-none-of-which-include-crotch-grabbing/

http://amolife.com/customs-and-traditions/a-question-of-culture-greeting-people-in-different-coun.html

Business settings
http://www.getcustoms.com/2004XE/Articles/iw0797.html

Links to customs in different countries
http://www.kwintessential.co.uk/resources/country-profiles.html

China
http://www.chinateach.org/index.php/facts-articles/customs-greetings.html
http://www.chinateach.org/index.php/facts-articles/social-norms---china-us.html

Colombia
http://www.kwintessential.co.uk/resources/global-etiquette/colombia.html