Places OldEarlGreg Wants to Go

A 16th-century horror show built in a lovely Italian garden.

A century-old shot ball factory tower is open to the public once a year.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

The world's first clock to use set theory as a measure of time required the invention of a new light bulb just to maintain its obtuse measurements.

Art and a pun, all in one.

An old department store turned Nazi prison turned artist commune.

An ornate century-old elevator still connects the two halves of Bad Schandau.

Europe's largest natural bridge has a 19th century royal chateau built into its side.

When the rain falls, this drain system turns into a musical instrument.

Ruins of a German castle on top of a towering stone pillar.

A complex of six forts embedded in the Rajasthan hills.

A nearly unconquerable island-fort in the Indian Ocean.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

This lurid German fountain plots the sad course of marriage from dating to death.

A stairway to heaven, or to nowhere at all.

Enter the cabin of a life-sized Hindenburg replica.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

This abandoned fort is said to be the most haunted place in India, so much so that entry is prohibited after sunset.

The second-longest continuous wall on the planet protects a hidden secret in the deserts of India.

15 monolithic temples emulate an eroding sand castle.

A German apartment building hosting as many trees as human occupants.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

This historic stone bridge has an entire neighborhood clinging to its sides.