* All plans are different and may require an upgrade to include trekking at certain altitudes. (worldnomads.com)
What all these Calabrian varieties have in common is that they thrive in this particular climate characterized by a certain altitude, ocean air, and lots of sunshine. (fieryfoodscentral.com)
When aircraft takeoff from Fort Drum and reach a certain altitude, pilots and sensor operators at Hancock Field take over the controls. (wrvo.org)