A 400-year-old stone wall once part of Edo Castle, discovered only last year at what is now the Imperial Palace in Tokyo, is likely the castle’s oldest existing remnant ever unearthed, officials ...

The tower doesn't quite scrape the skyline like the 59-meter-high main keep of Edo Castle once did, but the miniature version of it now at Tokyo's Imperial Palace is still nothing to sneeze at.

A convenient train ride from Tokyo to Odawara by the regular Tokaido Line (one and a half hours) or Tokaido Shinkansen (35 ...