01
Baruch Spinoza · Amsterdam & The Hague
Spinoza's Amsterdam
The city that made the most dangerous philosopher in Europe
8 daysFrom $6,900
Est. 2026 · group travel for freethinkers
Think Dangerously.
Travel Beautifully.
Each expedition is built around figures from the history of freethought — Spinoza in the Netherlands, Giordano Bruno in Rome, Sagan under the Atacama Desert — and rounded out with adventures in nature, top-flight cuisine, and fellowship amongst likeminded thinkers that make a trip worth taking.
A different kind of trip
We design trips the way a good biographer writes a life: around one person, with room for everything else a place has to offer — the chef's table, the cloud-forest walk, the museum after hours, the long argument at dinner.
12
Travelers per trip, maximum
1
Resident scholar on every expedition
0
Compulsory rituals or chants
2027 season
Four freethinkers, four landscapes.
02
Carl Sagan · Atacama Desert & Santiago
Sagan's Pale Blue Sky
Cosmology in the world's clearest desert
9 daysFrom $6,400
03
Epicurus · Athens
The Garden of Epicurus
A pursuit of the well-lived secular life
12 daysFrom $8,200
More to come
Who travels with us
Curious adults who'd rather ask than be told.
Scientists and skeptics, lapsed clergy and lifelong humanists, first-time travelers and seasoned ones. What our guests share isn't a worldview — it's a willingness to look at the thing itself.
Read more about us →Stay in the loop
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Leave your email and we'll write when the 2027 itineraries go live — and again, very occasionally, when something we think you'd love is taking shape.