do {
    let prague = try GeoCoordinate2D(latitude: 50.0880400, longitude: 14.4207600)
    let brno = try GeoCoordinate2D(latitude: 49.195060, longitude: 16.606837)

    let distancePragueBrnoInMeters = prague.distance(from: brno)
    print("Distance between Prague and Brno is \(distancePragueBrnoInMeters * 0.00062137) mi.")
} catch {
    // Tried to create an instance of `GeoCoordinate2D` with invalid coordinates.
}

.Package(url: "https://github.com/petrpavlik/GeoSwift.git", majorVersion: 1)