Morocco's Argania trees are infested with nut-hungry goats.

This landmark Victorian folly rewards visitors with spectacular views over the Peak District.

The old church, buried by the 1784 Mount Vesuvius eruption, is a remarkably well-preserved place where people now pray for the souls of the dead.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

This striking observation tower shaped like a spinnaker sail is the newest icon in historic Portsmouth.

Pompeii's less famous neighbor is still revealing her secrets.