Take a leisurely walk through the park to find the seven giant troll sculptures hidden throughout the park.

Museum dedicated to the UK's first charity for abandoned children, with keepsakes of the mothers who left them behind.

A once-magnificent collegiate church is falling into ruin.

This giant urban staircase was built to keep the city's brave fighting men from getting waylaid in the red light district.

A marble Lucifer hides behind the pulpit of this Gothic cathedral.

This abandoned Belgian fortress is purposefully being left to nature.