The ruins of the bathhouse used by the ill-fated last Aztec emperor still lie in Chapultepec Park.

The conquistador's former fortress is the oldest preserved colonial building in the Americas.

The outside of this exposed Moche pyramid is covered with striking colorful adobe friezes.

One of only two civilian settlements in the desolate lands of chilly Antarctica.

Rare recess caves fill this unbelievably beautiful Ohio park.

The ruins of a once prosperous power station have become a mouldering seaside gem.

This drowning bronze monument marks the spot where one of Australia's great engineers died by suicide.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

Everything about this over-size novelty animal is huge including its testicles.

The oldest hall in Iceland was written of in the Sagas and features a centuries-old escape tunnel.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.