The signs of a long buried road can still be found hidden beneath a London sewer grate.

Eighty million natural history specimens call this gargantuan museum home.

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

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

This living legend of maritime history is enjoying a second life.

The world's largest frame offers spectacular views of the city's past and present.

This enormous sports car themed amusement park is home to the world’s fastest roller coaster.

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

Whitewashed mosque contains the world's largest carpet.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

This indoor ski resort has a mountain contained inside a mall.