Google
Google allows users to search the Web for images, news, products, video, and other content.
www.google.com

Mamma
Mother of all search engines.
www.mamma.com

Bing
Bing is Microsoft's search engine, formerly Windows Live Search and MSN Search, bing offers Web search and image search as well as videos, shopping, news, maps, ...
www.bing.com

A9
Search experience for e-commerce applications. A subsidiary of Amazon.com.
www.a9.com

Cuil
The Cuil search engine searches for and ranks pages based on their content and relevance.
www.cuil.com

Ask.com Search Engine - Better Web Search
The Ask.com search engine allows users to find online information by asking a question, entering a phrase, or giving a key word. Formerly Ask Jeeves.
www.ask.com

SearchMash
Search engine that returns images, blogs, videos, and Wikipedia results, in addition to web sites.
www.searchmash.com

Wikia
Provides a collection of communities with web sites that any user can edit, from movies and TV, to sports, gaming, health, and other topics.
www.wikia.com

Google Maps
Online map service and location finder. Features dynamic, draggable maps and directions, as well as satellite imagery by region.
maps.google.com

Mahalo
Human-powered search engine where results are built by a group of editors.
www.mahalo.com