Milky Way panorama over a lake at night
Astrotourism

Alqueva Dark Sky Reserve: 10,000 km² of protected night sky in Portugal's Alentejo

Southern Portugal’s Alentejo region is flat, dry, and almost empty. The largest artificial lake in Western Europe — Alqueva — sits at its center, surrounded by cork oak plains, whitewashed villages, and roughly zero urban light domes. In 2011, the Starlight Foundation (supported by UNESCO, the IAU, and UNWTO) certified a 10,000 km² zone around the lake as the world’s first Starlight Tourism Destination. Fourteen years later, the reserve is still one of the darkest accessible skies in Europe, and one of the easiest to reach. ...

May 13, 2026 · 7 min · Andreas Ioannou
The Milky Way arching over a mountain valley, with stars reflected in a high-altitude lake
Astrotourism

Stargazing from Troodos: a practical guide to Cyprus's mountain dark sky

If you live anywhere on Cyprus, you can be under SQM 21.3 skies in 90 minutes. The Troodos massif covers the central third of the island, peaks at 1,952 m on Mount Olympus, and is the only place on Cyprus with both real darkness and paved roads to it. From my balcony in Nicosia (Bortle 7, SQM around 19.0 on a good night), the difference is roughly two visual magnitudes. The Milky Way goes from “you can almost see it” to “you can read your watch by it.” ...

April 26, 2026 · 9 min · Andreas Ioannou