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

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.

The 2,000-year-old beam is tucked within the pedestrian entrance to the old London Bridge.

A mysterious carving from 17th-century London seemingly depicts a young boy sitting on a bread basket.

The bridge is a secret gallery of discarded gum that has been transformed into miniature masterpieces.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

Ship-sized kinetic sculptural fantasy.

Dictionary Johnson’s favorite feline.

This domed temple was built in a hidden cave mouth as a refuge for sinners seeking absolution.

The last remaining example of the boatmen's perches that once dotted the south bank of the Thames.

A friendly pub with a sordid past in cock fighting.

This unassuming building produced some of the world's most famous bells.

London's amazing modernist public square that never was.

An architectural oddity hides in plain sight on this iconic London bridge.

The remains of an ancient Roman teenager are memorialized at the base of a modern London landmark.

Once a train station along the Great Eastern Railway this vibrant coffee shop and bar is where members of London’s creative class mingle.

The site of London’s first coffee house has been serving refreshments of one kind or another for 360 years.

This hidden rooftop garden in downtown London offers a quiet respite from a bustling city.

A 1950s beatnik coffee house, turned 60s counterculture hotspot, turned modern music venue.

The medieval woodcut-style artwork chronicles life in medieval London.

The bronze uniforms commemorate the vital role of women during World War II.

This ancient Egyptian obelisk still bears the wounds of World War I.