Soil samples were collected from jungles, deserts, mountaintops, and oceans. Far away clouds or snowy mountaintops may appear yellowish. The mountains depicted are intended to represent the Hollyburn, Grouse and Seymour mountaintops. Communal ceremonies are held at sacred groves or exposed mountaintops. Low sagebrush and black sagebrush grow to the mountaintops above the woodland zone. Snow is rare at low altitudes but is common on the island's mountaintops in winter. Evidently, ballooning is the most common way for spiders to invade isolated islands and mountaintops. Their frozen corpses have been discovered in the South American mountaintops. It is the most common way for spiders to pioneer isolated islands and mountaintops. Many other well-preserved mummies, such as Mummy Juanita, have also been found on Andean mountaintops. There is abundant snowfall which can remain up to six months on the mountaintops. They were ostensibly human sacrifices offered to the gods of the Incan pantheon on mountaintops. Among Albanians, pilgrimages are made to mountaintops to ask for rain during the summer. The Incan high priests took the children to high mountaintops for sacrifice. The Taliban evacuated Alpuri and took up positions on the mountaintops around the town.