Focus of this category is on the region that straddles the border between the United States and Mexico. Some websites in this category specifically focus on the area that lies within 100 miles of the border, but others do not use such a rigid definition.
Arts and Entertainment
Museums, music, dance, libraries, performing arts, visual arts, and literary sites that cover locations on both sides of the border.
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Metro Areas
Mexicali-Calexico,
Nogales,
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News and Media
Newspapers, online magazines, radio and television outlets, and other sources of current news and information about the border region.
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Science and Environment
By State,
Deserts,
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States
Links to categories for US and Mexican states in the border region.
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Travel and Tourism
By State,
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