Smygehuk Fyr in Smygehuk, Sweden
This pot-riveted iron lighthouse served as a light beacon for the Swedish coast from 1883 until 1973, to be later restored and re-lit in April 2001. It's tower is open to visitors and has a beautiful view from the top. The lighthouse keeper service spaces have been converted into a boutique restaurant and hostel. The Smygehuk Lighthouse takes part in the annual International Lightship Weekend…
We haven't written up this one. Atlas Obscura has the full story — the link below goes straight to it.