"Far Horizon" makes a map that lets you look over the horizon from any city to the entire world.

See from London to Sydney, from Sydney to London, From Buenos Aires to Seoul, from Port Elizabeth to Puerto Vallarta. Anywhere.

Scan a full circle of the horizon, from north, to east, to south, to west -- looking to the poles, and beyond.

Turn on animation to watch the sun rise and set all over the world.