HEATKEYS

Definition of word from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games.

National Geographic Education brings geography, social studies and science to life. Using real-world examples and National Geographic's rich media, educators, families, and students learn about the world and the people in it.

Hand built custom guitar amplifiers and bass amplifiers manufactured in the USA since the 1960s

Dictionary.com - the largest and most trusted free online dictionary. Instantly look up accurate and extensive definitions and word meanings, and hear audio pronunciations.

About Geology includes everything from outer space to the Earth

Science Clarified

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

Get Spanish English translations with with our bidirectional online English to Spanish to English dictionary and translation engine.

Black Mesa is a complete re-creation of the game Half-Life, utilizing the Source engine. Black Mesa will let you re-visit the world that started the Half-Life continuum

U.S. National Park Service - Experience Your America

Extensive on-line galleries of travel, adventure, landscape, and nature photography by QT Luong, featuring thousands of pictures, available as fine art prints or for image licencing.