Kefalonia, Greece The Greek islands' picturesque beaches are a major draw for tourists. Xi Beach, one of the country's most unique, astounds visitors with its juxtaposition of red sand and white ...

This colorful stretch of coast is part of Prince Edward Island National Park, which contains both red- and white-sand beaches. An added bonus? The famed "Anne of Green Gables" house is nearby.

with 130-foot-tall red cliffs, golden sand and azure waters. It's no wonder this Portuguese shoreline was named the best beach by Tripadvisor last year. Tiny quartz crystals comprise the fine ...