Catamarans can be lovely things:
Photo eric walker, Panoramio image ID 39493526
Though sometimes they're not so much lovely as, well, rather unlikely:
German navy research ship Planet
However, the reason I chose to write about this word was for its derivation, which has made me see catamarans in an entirely new light.
Word To Use Today: catamaran. This word comes from kattumaram, which is the Tamil for tied timber.