The ruin of Zvířetice castle is large and we may find it near the town Bakov nad Jizerou
The ruin of Zvířetice castle is large and we may find it near the town Bakov nad Jizerou. Observant visitor will find a lot of preserved architectural details including Gothic and Renaissance portals and jambs.
Near the ruin of Valečov castle, which is situated near the town Mnichovo Hradiště, there are well preserved romantic rooms carved into the rock that once served as dwellings for poor. The ruin of Valečov castle is considered as one of the most beautiful rock castles. Not far from it there are ruins of another rock castle - Drábské světničky. Drábské světničky offer a beautiful view of Příhrazské skály (Rocks) and their surroundings. The picturesque ruin od Zásadka castle is in the Mnichovo Hradiště area. There you may see only the ruins of moats, rampart and walls of the original castle.
http://greenway-jizera.cz/