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Germany's rail system is a great way to tour the country. It's cheap. It's (usually) punctual. And it has amazing views

Okinawa caves

Mesmerized by Okinawa's dramatic underground caves

Mesmerized by Okinawa's dramatic underground caves

iReporter Michael Lynch takes a tour of the ancient caves in Okinawa and discovers glowing streams, psychedelic stalactites and lots of bottles of booze