Places Russ Arno Wants to Go

An underground city of salt.

Hidden beneath the streets of London is a secret subway that only carried mail.

The first archaeological site discovered by aerial photography.

The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

Behemoth, cannon-like telescope operated by generations of Irish earls.

Northern Ireland's Brobdingnagian stepping stones.

An antique curios dealer and hybrid taxidermist.

Grottoes, sculptures, and recycled ceramics permeate what was once just a small farm in France.