public void EuclideanDistancePoint_Test()
        {
            // Arrange
            LocationTimeValue loc1 = new LocationTimeValue(0, 0, 0);
            LocationTimeValue loc2 = new LocationTimeValue(1, 1, 1);

            double expected = 1.732050808;

            // Act
            double dist = GeographyHelper.EuclideanDistance(loc1, loc2);


            // Assert
            Assert.AreEqual(dist, expected, 0.002, "Calculation error.");
        }