Walls

A prison, gun store and more over its life, the history here is fascinating over three floors.

A waterfall coming through an old stone wall, in a small canyon where 3 creeks converge.

A mysterious submerged wall stretches from the coast of Nhon Hai toward Hon Kho Island, emerging from the sea only twice a month.

One of the last remnants of an ancient town wall

Once a forgotten city-wall tower, now the centerpiece of an underground bicycle parking.

Across Valencia lie the remains of three ancient fortifications built centuries apart: a Roman enclosure, an Islamic expansion, and a medieval Christian wall.

Wooden pavers represent a 17th-century barrier that gave Wall Street its name.

A 19th-century defensive wall that once protected the settlement from invaders.

An iconic fountain dedicated to the Roman goddess Flora stands in the heart of Mumbai.

The remains of the debtor’s prison that shaped Charles Dickens’ life and writing.

A chain coffee shop in Bulgaria that takes its Italian roots very seriously.

A Victorian-era viaduct has become a pilgrimage site for Harry Styles fans.

Despite the name, this 16th-century structure in Galway wasn't built by the Spanish.

A well-worshipped shrine to the Virgin Mary nestled inside the last of Zagreb’s historic gates.

This memorial and the seawall that it stands near are powerful symbols of the island’s resilience.

A mesmerizing amount of crazy art is attached to the side of this house on Seattle's Phinney Ridge, bringing smiles to those who venture down the driveway to take a look.

This little-known wall in Southampton stands as one of the most unique and personal monuments to D-Day.

Taiwan's first stone fortress is also the best preserved Qing Dynasty-era city on the island.