At about the same time I found LJ, I came across this resource for Lent:
Praying Lent, an Online Ministry of Creighton University (Catholic, but please don't let that put you off. <3)
I especially liked
Beyond Giving Up Chocolate: Going Deeper in Lent.
ETA: DIY SOS is the perfect viewing... The level of generosity and kindness is just amazing. As is the commitment and love of the people they help, who have to carry burdens I can't imagine.
ETA2: Andrew Sullivan's
Quote For Ash Wednesday.