Ruggero Ullan's User Profile - Atlas Obscura
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Ruggero Ullan's activity rankings
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Places visited in Venice, Italy
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Places visited in Porto, Portugal
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Places visited in Antwerp, Belgium
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Places visited in Bologna, Italy
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Places visited in Fez, Morocco
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Places visited in Lübeck, Germany
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Places visited in Japan
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Places visited in Milan, Italy
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Places visited in Bruges, Belgium
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Leiden, Netherlands

Leiden Observatory

Devious political maneuvering and four ancient, working telescopes are central to the world's second-oldest observatory.
Leiden, Netherlands

Kamerlingh Onnes Laboratory Plaque

A plaque hidden in the law faculty at Leiden University honors the first scientist to make liquid helium.
Leiden, Netherlands

Masonic Temple Loge La Vertu

One of the oldest masonic temples in the Netherlands, built in 1757.
Leiden, Netherlands

De Leidse Zeemijn (Leiden's Naval Mine)

The remnants of a WWI naval mine that once terrorized the country now decorates a street.
Leiden, Netherlands

Hooglandse Kerk Clock

Once housed in the towers of this Gothic church, this 17th century clock still ticks today.
Leiden, Netherlands

Café De Vergulde Kruik (The Gilded Jar Café)

One of the Leiden's oldest pubs is also the birthplace of the Heineken star.
Delft, Netherlands

Museum Prinsenhof Delft

Now a museum, this building was once a 14th-century monastery and the place where the founder of the Dutch nation lived and was assassinated.
Delft, Netherlands

Vermeer's Grave

The grave of the famous painter is marked by a simple stone in the ground.
Locorotondo, Italy

Trullo di Marziolla

The oldest-known example of a historic architectural style recognized by UNESCO.
Monopoli, Italy

Chiesa di Santa Maria del Suffragio detta del Purgatorio

Macabre symbols of death and mummies on display set the tone of this Italian purgatory church.
Haarlem, Netherlands

Bloemen Route

The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.
The Hague, Netherlands

Apparent Dead House in the Hague

A preserved building where the dead were once watched for signs of life.
Melendugno, Italy

Torre Sant'Andrea

Dramatic sea stacks adorn the coast of this small village on the Adriatic coast.
Otranto, Italy

Ossuary Chapel of the Cathedral of Otranto

A 1,000-year-old church holds the bones of the Christian martyrs who died hiding inside it.
Sannicola, Italy

Antica Abbazia di San Mauro (Abbey of San Mauro)

This 10th-century seaside abbey holds spectacular views and a window into the past.
Brindisi, Italy

Roman Columns of Brindisi

It's believed that these columns marked the end of the Via Appia.
Lecce, Italy

Roman Amphitheater of Lecce

A long-buried ancient ruin unearthed right in the middle of the city.
Lecce, Italy

Museo Faggiano

One man's quest to fix his toilet unearthed over 5,000 artifacts spanning more than 2,000 years of history.
Castellana Grotte, Italy

Castellana Caves

The sunlight passing through the opening of this huge cave system creates a magical effect.
Alberobello, Italy

Alberobello

Southern Italy's spinning top village.
Andria, Italy

Castel del Monte

Geometry and mystery come together in an epic show of octagonal masonry.
Matera, Italy

Sassi di Matera

People have been living in the cave houses on this Italian hillside since the Neolithic era.
Matera, Italy

Chiesa del Purgatorio

Skulls and skeletons are omnipresent in this church dedicated to souls trapped in purgatory.
Matera, Italy

La Palomba

An abandoned quarry hides an open-air gallery of huge sculptures, some made from the rubble of 9/11.