Getting the right travel insurance cover is even more important if you have a pre-existing medical condition or you are looking for travel insurance over 65. specialises in providing travel insurance for pre-existing medical conditions and travel insurance over 65.nce you enter the dates of your trip and declare any pre-existing medical conditions you will be asked if you want to add any additional travel insurance cover. You can add winter sports cover at this point.
Elevation, or geometric height, is mainly used when referring to points on the Earth 's surface, while altitude or geopotential height is used for points above the surface, such as an aircraft in flight or a spacecraft in orbit, and depth is used for points below the surface.
Elevation: The elevation of a point on or near the surface of the earth is its vertical distance above or below an arbitrarily assumed level surface or datum. The difference in elevation between two points is the vertical distance between the two level surface in which the two points lie.