- Starling murmurations, wildebeest migrations and sardine runs -- some of nature's wondrous sights
- Love a night sky? New Zealand and Scandinavia are great
- Manmade icons represent too -- Taj Mahal and Borobudur particularly noteworthy
This article was originally published in July 2012 and additions and updates were made in 2015. Prices and excursions are subject to change.
(CNN)Temples that tower out of mist-cloaked jungles; a herd of wildebeest, one million-strong, trekking across the African plains; a midnight sky filled with stars.