.BIT Top-Level Domain

.BIT is a Top-Level Domain project using Bitcoin: "an experimental new digital currency that enables instant payments to anyone, anywhere in the world". Bitcoin is a progam which uses peer-to-peer technology to operate with no central authority.

Read more about the goals of the project on  http://dot-bit.org

.AMSTERDAM Top-Level Domain

The city of Amsterdam applies for its own Top-Level Domain.

Check official web site here: http://dotamsterdam.nl/

.RUHR Top-Level Domain

Community Trademark registration request for .RUHR:
http://trademark.markify.com/trademark-owner/ctm/regiodot-gmbh---co.-kg/504695

Found in Wikipedia, the RUHR is an urban area in Germany.

(Source Wikipedia)