= spaces available= guaranteed= few spaces left= booked out
Search for photos:
Enter keywords to search our photo archive. Hints: You can use " " to find exact matches or group words. You can prefix words using logical operators AND / + (default), OR, or NOT / - to refine your search results.
Guatemala photos Guatemala - a land of volcanoes and the colorful Mayan culture with incredible variety. A dream destination for volcano enthusiasts and photographers!
Introduction to Plate Tectonics The Earth's upper, rigid layer is broken into several plates which are in constant motion to one another. Most earthquakes and volcanoes occur as result of these plate boundaries.
Igneous or magmatic rocks The most primitive rock type forms when magma (molten rock) solidifies - either inside the earth (plutonic rocks) or during volcanic eruptions (volcanic rocks). A short overview.