http://bonosvenezuela.blogspot.com/
The Venezuelan dollar has an unofficial exchange rate which is updated on this site. Useful to figure out what the black market rate is before travelling.
https://ripplepay.com/
RipplePay.com is a Ripple project site, based on the ripple project idea (ripple.sourceforge.net).
http://ripple.sourceforge.net/
The ripple project is a technology project to create a mutual IOU system of exchanging goods and services. It's based on who you trust and exchanging debts / cash at various points. Interesting technology.
