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Positions on the map are a rough guide to the area where a legend or sighting is set. Most pins are placed at representative points of a municipality or prefecture (outside Japan, a city position rounded to about 10 km, or the country), not at the exact place.
Municipality points: Geolonia address data (CC BY 4.0), based on the Address Base Registry (Digital Agency of Japan) / Country points: Natural Earth

A long, narrow glacial lake in eastern Iceland. Sightings of the serpent-like Lagarfljot worm have been passed down since the 14th century, and in 2012 a video said to show it undulating across the lake caused a sensation.

EncyclopediaLagarfljot Worm
LocationIceland Egilsstadir
Type of placePond or lake
Map positionApproximate position (City, rounded to about 10 km), not the exact place

A serpent-like cryptid said to live in Lake Lagarfljot in eastern Iceland. It is recorded in 14th-century annals. In 2012, a video said to show it swimming in undulating waves across the lake was released, causing a worldwide sensation.

Read the Lagarfljot Worm entry