Slope illusion 19
Outdoor tilt illusion where an ascending slope appears to descend or a descending slope appear to ascend
e.g. Magnetic Hill in Canada; Wikipedia
since September 11, 2014
The slope illusion in Naruto Skyline, Tokushima, Japan
July 18, 2014, reported by Akiyoshi Kitaoka
The slope over the bridge appears to be an ascent, but it is a descent.
Copyright Akiyoshi Kitaoka 2014 (July 18)
When viewed from below, the slope appears to be an ascent as it is.
Scenes from the bridge
Onaruto Bridge
The slope of this bridge is acute.
from http://hasio-wataruto.blog.so-net.ne.jp/2009-06-09
Google StreetView
Seiichi's slope illusion pages
Slope illusion 18 (Mystery Zone in Yashima, Takamatsu, Japan)
Slope illusion 17 (Possible slope illusion in Hokkaido, Japan)
Slope illusion 16 (Illusory slope in Biei, Hokkaido, Japan)
Slope illusion 15 (Roller Coaster Road in Kamifurano, Hokkaido, Japan)
Slope illusion 14 (Illusory slopes in Tsunan and Tokamachi, Niigata, Japan)
Slope illusion 13 (Slope-ascending water in Tsunan-twon, Niigata-prefecture, Japan)
Slope illusion 12 (Slope-ascending water in Ujitawara-town, Kyoto-prefecture, Japan)
Slope illusion 11 (Skewed staicase of the Shigaraki Ceramic Cultural Park, Shiga, Japan)
Slope illusion 10 (Skewed staicase of Shomaru railway station, Saitama, Japan)
Slope illusion 9 (Illusory slope in Minamitane-town, Tanegashima-island, Kagoshima, Japan)
Slope illusion 8 (Illusory slope in Nakatane-town, Tanegashima-island, Kagoshima, Japan)
Slope illusion 7 (Danjo-zaka and Okyo-zaka in Amakusa-Shimojima, Kumamoto, Japan)
Slope illusion 6 (Slope-ascending river in Miyama, Nantan, Kyoto, Japan)
Slope illusion 5 (Ghost slope in Okagaki, Onga-county, Fukuoka, Japan)
Slope illusion 4 (Slope-ascending water in Tanushimaru, Kurume, Fukuoka, Japan)
Slope illusion 3 (moving-back slope in Hashikami, Aomori, Japan)
Slope illusion 2 (Mysterious slope in Towa, Iwate, Japan)
Slope illusion 1 (Mystery zone in Yashima, Takamatsu, Kagawa, Japan, etc.)