Gemological Institute of America19h
Emerald History and Lore
The 75.47-carat Hooker Emerald was worn by Ottoman Sultan Abdul Hamid II, the last sultan of the Ottoman Empire. Photo by Chip Clark, courtesy Smithsonian Institution, National Museum of Natural ...
Bureau of Meteorology22h
256 km Emerald Radar
Loops Single images Radar Site Information Other Radars Radar Help ...