A small chapel is the oldest permanent building in a megacity of 18 million.

Legends surround an ancient tree trunk riddled with nails for good luck.

Situated in a bustling intersection, this "mobile" monument that honors local veterans from five different wars has moved several times but appears to have found its final resting place.

This church built atop a gas station promises to "equip you for the next stage in your life’s journey."

The controversial urban planner who designed Washington, D.C., was buried in Maryland, and can presently be found in Virginia.

Parking garage where Bob Woodward met Watergate source "Deep Throat."

An award-winning children’s garden enchants visitors at the intersection of natural beauty and fairy tales.

This local gem houses the largest collection of pre-Raphaelite paintings outside of the U.K.

A blend of art, antiquities, and Americana fill this museum, surrounded by whimsical, enchanting gardens.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

Home to the deepest rift anywhere on Earth.

Across the old bridge in Taiama is a monument to two Americans killed in a war against British imperialism.

The original shop where the iconic Belgian praline was invented.

These unusual rooms on wheels are holdovers from the 1960s.

Hawaii’s largest cemetery rests inside an extinct volcano crater.

In Stone Town, Zanzibar, the city’s culture and history is told through its doors.

Historic Lee family homestead built in 1785, later serving as a private home and a Civil War hospital.

An ancient healing font dedicated to an 11th-century matriarch was moved to make way for progress.

The ground on which Shakespeare’s initial playhouse once stood.

Manatees congregate around a power plant's discharge canal where the water is especially warm.

A rich collection honors the iconic American artist, down to the jacket worn in his “Freedom of Speech” painting.

The oldest building in Charleston was used to store gunpowder during the American Revolution.

A recreation of the bar from the classic 1942 movie “Casablanca.”

Tower in the center of town marks the midway point in the 10,000-kilometer Cape-to-Cairo journey.