Unusual adventures and hidden discoveries. Explore our 2018 trips now »
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Mexico City, Mexico

Cafebreria El Pendulo

Part bookstore, part cafe, and part forest.
19.4333, -99.2000
The Mail Rail
London, England

The Mail Rail

Hidden beneath the streets of London is a secret subway that only carried mail.
51.5112, -0.1198
Berlin, Germany

Vestiges of the Berlin Wall

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.
52.5050, 13.4397
Buenos Aires, Argentina

Recoleta Cemetery

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.
-34.5886, -58.3925
Tunnel entrance below Manzana de las Luces
Buenos Aires, Argentina

The Manzana de las Luces

A Gateway to an Underground Tunnel Network.
-34.6110, -58.3747
London, England

Abney Park Cemetery

A historic arboretum and non-conformist, non-denominational park cemetery.
51.5648, -0.0781
Greenwich Foot Tunnel
London, England

Greenwich Foot Tunnel

A 1,215-foot tunnel transports pedestrians beneath the River Thames.
51.4833, -0.0102
London, England

V&A Museum of Childhood

A museum wholly devoted to juvenescence.
51.5291, -0.0549
Iguanodon. The horns on the nose are actually thumbs. (Wikimedia Commons)
London, England

Crystal Palace Dinosaurs

Abstract dinosaur models in London.
51.4181, -0.0721
London, England

The Cross Bones Graveyard

Medieval prostitute cemetery.
51.5037, -0.0936
London, England

Chelsea Physic Garden

London's old-school healing garden.
51.4845, -0.1623
London, England

Michael Faraday Memorial

Shiny Brutalist box commemorates a pioneer of electricity and houses a railway transformer.
51.4952, -0.1006
London, England

Ruins of the Crystal Palace

The remains of Crystal Palace Great Exhibition of 1851.
51.4218, -0.0687
Stompie the Mandela Way T-34 Tank
London, England

Stompie: The Mandela Way T-34 Tank

An abandoned tank sits in an empty London lot as a symbolic middle finger to local city planners.
51.4927, -0.0830
Brightly Colored Display Cases
London, England

Horniman Museum and Gardens

A Victorian natural history and ethnographic museum with wonderful turn-of-the-century, science-book-esque evolution displays.
51.4496, -0.0557
London, England

West Norwood Cemetery

A Victorian park cemetery, standing on the site of what was once the Great North Wood.
51.4336, -0.1028
Transylvania's "Hollywood" Signs
Brașov, Romania

Transylvania's "Hollywood" Signs

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.
45.6580, 25.6012
Kaymaklı Underground City
Kaymaklı Belediyesi, Turkey

Kaymaklı Underground City

While not Turkey's deepest underground city, this subterranean redoubt is the largest.
38.4572, 34.7523
Dresden Frauenkirche
Dresden, Germany

Dresden Frauenkirche

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.
51.0515, 13.7405
Øresund Bridge
Sweden

Øresund Bridge

This chimerical bridge/tunnel appears to dead end right into the sea.
55.5700, 12.8500
Parkland Walk
London, England

Parkland Walk

Following the trail of an old metro line, this scenic path is haunted by a creepy spriggan statue.
51.5742, -0.1245
Pont du Gard
Vers-Pont-du-Gard, France

Pont du Gard

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.
43.9473, 4.5355
Marble Hill
New York, New York

Marble Hill

Manhattan and the Bronx have been playing tug of war over this former island neighborhood for over a century.
40.8761, -73.9103
Trench armour
London, England

The Imperial War Museum London

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.
51.4960, -0.1084