The Toshogu is the mausoleum of Tokugawa Ieyasu. The shrine is committed to the Ieyasu's spirits and two other of Japan's most authoritative historical personalities, Toyotomi Hideyoshi and Minamoto Yoritomo.
The Taiyuin-byo is the funerary monument of the third Tokugawa shogun, Iemitsu, the grandson of Ieyasu. The Taiyuin-byo looks like the Toshogu in its sketch and copious decoration, but it's least lavish than the Toshogu.
Rinnoji is main temple of Nikko. It was founded by Shodo Shonin, the Buddhist monk who presented the Buddhism to Nikko in the 8th century. This temple offers the Sanbutsudo, big houses, gold lacquered, wooden statues of Amida.
Futarasan Shrine was based in 782 by Shodo Shonin, the Buddhist monk who presented Buddhism to Nikko and who also founded nearby Rinnoji Temple. Futarasan Shrine is committed to the kami ("Shinto gods").
Lake Chuzenji (Chuzenjiko) is a wonderful lake with forested shores at the foot of the sacred volcano Mount Nantai in Okunikko ("Inner Nikko"). The cause of the existence of this lake was due to the flows of the now extinct volcano...
Yumoto ("origin of hot water") is a small hot spring town in Okunikko ("inside of Nikko") and part of Nikko National Park. The town is gently situated next to Lake Yunoko ("hot water lake") and consists mainly of ryokan with warm spring baths.