Japan's oldest modern silk mill, which was in operation between 1872 and 1987. It was designated a Historic Site in 2005, an Important Cultural Property in 2006, and both a National Treasure and a UNESCO World Heritage site in 2014.
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群馬県立自然史博物館
貫前神社
The Ichinomiya for Kōzuke Province (most of Gunma Prefecture). Much of the shrine is an Important Cultural Property.
群馬サファリパーク
This is the type of zoo where you either drive through in your own car (in which case you must pay ¥500 for a guide radio, which is available in Japanese or English) or are driven around (¥500 for the safari bus, or ¥1300 for either the feed-the-animals bus or the off-road ranger tour in a four wheel drive). The most interesting animals are the white tigers and Japan's only Sumatran elephants; animals native to Japan include the snow monkeys (Japanese macaques), black bears, sika deer, and Japanese squirrels. There is also a rather child-centred amusement park with individually priced rides (¥200-¥400).