Flat land, Refraction
26-April-2020 Sunday
Daybit's answer to “Experience on horizon visibility range using the example of Kyiv - Chernigov”
25-April-2020 Saturday
Reply to the post “Experience in horizon visibility range using the example of Kyiv - Chernigov”
07-July-2019 Sunday
flat earth horizon
10-June-2017 Saturday
Flat earth: how the perception of the coastline is changing. Refraction.
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