This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy. Bahasa Indonesia ∙ català ∙ čeština ∙ Deutsch ∙ eesti ∙ English ∙ español ∙ français ∙ galego ∙ italiano ∙ Nederlands ∙ português ∙ polski ∙ sicilianu ∙ suomi ∙ Tiếng Việt ∙ Türkçe ∙ български ∙ македонски ∙ русский ∙ മലയാളം ∙ 한국어 ∙ 日本語 ∙ 中文 ∙ 中文（简体） ∙ 中文（繁體） ∙ العربية ∙ فارسی ∙ +/−

This image is a derivative work of the following images:

• Image:North_america_terrain_2003_time_scale.jpg licensed with PD-USGov-USGS
  • 2005-09-16T16:01:49Z Saperaud 672x1077 (331996 Bytes) This is the time scale for the [[North America]] Tapestry of Time and Terrain map. Image:North america terrain 2003 map.jpg == Source == [[Image:North america terrain 2003.jpg|thumb|left|[[North America]] Tapestry of Tim

Uploaded with derivativeFX