The John Lennon Wall in Prague and its state of transience and permanence is a reminder that no matter the social or political climate, there will also be a counter culture of idealists and dreamers defying the status quo.
Though it's not Europe's most bike-friendly city, exploring Prague by bike in a led tour gives you quick and comfortable access to many of the city's sights.
The rock formations of The Sphinx and The Old Women await hikers atop the Bucegi mountains in the Southern Carpathians in Romania.