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Photo: Mirek256, CC BY-SA 3.0 via Wikimedia Commons
Houska Castle is an early Gothic castle in the municipality of Blatce in the Liberec Region of the Czech Republic. It lies about 47 km (29 mi) north of Prague. It is one of the best preserved castles of the period. Some notable features of the castle include a predominantly Gothic chapel, a green chamber with late-Gothic paintings, and a knight's drawing room. The castle is a protected cultural monument open to the public during visiting hours.
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Rozhledna Vrátenská Hora
A modern lookout tower offering a nice view.
"The Lids", Mšenské pokličky
A huge rock formation resembling a lid (thus the name) with stairs leading from the road beneath it to the top. The climb is tough, but you can park your car just beneath it (there is also a bus station).
"Rock houses"
Small man-made caves carved into sandstone. Adventurous persons can sleep here.
Large castle from the 14th century, worth visiting. For the interior, you can only take a guided tour included in the admission fee. It is possible to climb the tower for an extra 30 Kč.
Another rock formations, supposedly resembling a castle turned to stone by evil wizard.
Another castle ruin. Features a preserved tower which you can climb on summer days. Great view.