Connecting flight in Frankfurt.
how long is the layover..if it's a few hours...take a cab to sachsenhausen
it's a pub restrauant area in Frnkfurt that's worth visiting
Noisy pubs in a pretending tipical streets - Sachsenhausen, Frankfurt Traveller Reviews - TripAdvisor
Adult entertainment - Nightlife & Culture in Frankfurt - In Your Pocket city guide - essential travel guides to cities in Germany
or go window shopping in the redlight district