But a quick one turned into one or two, and soon those became one too many.

VOA: special.2009.07.19

Snowflakes come in different sizes. As many as one hundred crystals may join together to form a snowflake larger than two and one-half centimeters.

VOA: special.2010.01.05

Many others were injured. The Hoover Dam is two hundred twenty-one meters tall.

VOA: special.2009.03.04