Spiral staircase in Ulleung-Do Island, South Korea
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Ekom Waterfall – Western Africa, Cameroon.
To the Lighthouse, Basque Country, Spain
by United Nations Photo on Flickr.Collins Glacier in King George Island, Antarctica.
Minas Viejas Waterfalls – Huasteca Potosina, Mexico.
British Columbia, Canada
Alpine lilies in Glacier National Park, Montana, USA
