One of the best ways to find what you want is the search engines (Google, Bing) but also you can take a look on some sites with related content. I made a list with some sites that you will find Design / Web / Wordpress elements. Enjoy!

Photoshop Tutorials (15)

Tutorial9 (Photoshop)

Photoshop Lady

PSD Tuts+

Blog.SpoonGraphics

SmashingMagazine (Photoshop)

PsdVibe

PlanetPhotoshop

PSD Vault

Lorelei Web Design

PSD Fan

PSD Core

PS Lover

Photoshop Cafe

psdGraphics

oAlto

Web/Blogging Tips (16)

CatsWhoBlog

Tutorial9 (Web)

Freelance FOLDER

Powerusers

Net Tuts+

Friedbeef’s Tech

Function

Queness

MakeUseOf

Six Revisions

Line25____

web developer juice

Webtint____

SmashingMagazine (General)

Design Shack

Css Tricks

WordPress Tips/Tuts (3)

WpRecipes

WpShout

SmashingMagazine (WordPress)

Logo Design (4)

Logo Design Love

Logo Design Blog

Logo Designer Blog

The Logo Factor