Volunteer at political campaigns, get involved with groups that cater to your interests, check out meet-up groups in your area, find nature groups to go on hicks with...stuff like that attracts nice ppl and guys are ppl too ;-)
I was a widower for six years. I didn't go to bars, I went to high school plays, book stores, Joined a town commission, went where good people were likely to be. I let her find me.
Not here, that´s for sure
Contact a local internet dating site. Put yourself where you will meet other men and lots of them so you can weed through them, unfortunately. Keep your standards high and don't settle for less than you want. And of course, be realistic, but you already know that.