The twin lighthouses of St Joseph on Lake Michigan have been transformed by a winter storm. Ice encases the buildings, giant icicles hang from the piers and the beach is frosted white. Here: Huge icicles hang from the pier. (Photo by Mike Kline/Barcroft Media)

The aurora borealis, also known as the northern lights, visible above Old Gardur Lighthouse on the northern point of the Reykjanes peninsula in Iceland on Sunday, November 24, 2024. The lighthouse dates to 1897, and was one of the first built in Iceland. (Photo by Owen Humphreys/PA Images via Getty Images)

The rising sun is framed between the lighthouses at the end of the pier in Whitby on the Yorkshire coast on March 18, 2025. (Photo by Andrew McCaren/London News Pictures)

The northern lights, or aurora borealis, appear in the sky over the Bamburgh lighthouse at Stag Rock in Northumberland, England on September 28, 2016. (Photo by Owen Humphreys/PA Wire via ZUMA Press)

A man looks at waves as they crash against a lighthouse in the northern Spanish village of Viavelez, Spain January 13, 2017. (Photo by Eloy Alonso/Reuters)

Lightning strikes above Perch Rock Lighthouse in Merseyside, North West England on August 10, 2020. (Photo by Bav Media/The Sun)

The galactic centre of the Milky Way glows brightly in the clear night sky above the lighthouse at Portland Bill on the Dorset Jurassic Coast, United Kingdom on April 13, 2021. (Photo by Graham Hunt/Alamy Live News)