35 Stunning Abandoned Places Around the World You Can Still Visit

Lisette Marie

November 11, 2025

15. The Maunsell Forts, England: The Sea Guardians

The Red Sands Maunsell sea fort in the Thames estuary, off the north coast of Kent. The new landing stage, ladder and antenna on the foreground fort, and the catwalk linking it to its neighbour, appear to date from the period 2007-8, when the fort was use. Photo Credit: Wikimedia Commons @Russss

The Maunsell Forts are a series of abandoned military structures standing in the Thames and Mersey estuaries, built during World War II to defend against German air raids. After the war, the forts were decommissioned and left to decay, becoming a symbol of Britain’s wartime resilience. Today, the rusting towers attract adventurers and history enthusiasts, intrigued by their unique design and strategic significance. The Maunsell Forts are a reminder of the ingenuity and determination that defined the war effort and the enduring impact of conflict on the landscape. Their story invites reflection on the balance between defense and diplomacy and the quest for peace in a complex world.

BACK

(15 of 37)

35 Stunning Abandoned Places Around the World You Can Still Visit

15. The Maunsell Forts, England: The Sea Guardians

Latest

12 Stunning Monasteries in France You’ll Fall in Love With

Gorgeous Central American Destinations That Won’t Break the Bank

Travel Mistakes You Might Be Making Without Even Realizing It

11 Famous Landmarks That Look Different Than You’d Expect

Surprisingly Affordable College Towns You Can Actually Live In

22 Wonderfully Weird Roadside Attractions You’ll Want to Pull Over For

31 Universities With Campus Views So Stunning You’ll Want to Enroll

Asian Destinations You May Not Have Heard of But Will Be Huge in 2026