Find neat opposites at antipodr (http://www.antipodr.com).

Vacation Ohs: Oahu - Okavango Delta (http://www.antipodr.com/?addr=Oahu&x=0&y=0)
Its a beautiful world: Formosa - Formosa (http://www.antipodr.com/?addr=Formosa&x=0&y=0)

Others?

Thanks Panchobook - great site :)