A Wyoming nation­al park, the first in the world.

A New York City land­mark with the­aters, lights, and crowds. The heart of New York, where […]

A New York City nation­al mon­u­ment sym­bol­iz­ing free­dom.

A Ken­tucky nation­al park with the world’s longest cave sys­tem.

The North Atlantic site of the RMS Titan­ic sink­ing.

A leg­endary Atlantic Ocean region asso­ci­at­ed with mys­te­ri­ous ship and plane dis­ap­pear­ances.

A Texas nation­al park with dra­mat­ic desert, riv­er canyons, and moun­tain land­scapes.

A U.S.–Canada inter­na­tion­al peace park with moun­tains and lakes.

A California–Nevada nation­al park famous for extreme heat, salt flats, and desert land­scapes.

The Wash­ing­ton, D.C. res­i­dence and office of the U.S. pres­i­dent.

A New York–Ontario nat­ur­al won­der with mas­sive water­falls.

A Col­orado park with Ances­tral Puebloan cliff dwellings.

A Philadel­phia nation­al his­toric park where the Dec­la­ra­tion of Inde­pen­dence was signed.

An Illi­nois UNESCO World Her­itage Site pre­serv­ing ancient Native Amer­i­can city ruins.

A New Mex­i­co nation­al his­tor­i­cal park pre­serv­ing ancient Puebloan ruins.

A UNESCO World Her­itage Site pre­serv­ing Jefferson’s home and uni­ver­si­ty.

A New Mex­i­co nation­al park pro­tect­ing one of the world’s largest cave sys­tems.

US Pres­i­dent John F. Kennedy was assas­si­nat­ed here in 1963

US Pres­i­dent Abra­ham Lin­coln was shot here in 1865

King of Pop Michael Jack­son died here in 2009

Whit­ney Hous­ton died here in 2012

John Lennon was shot and died here in 1980

Mil­i­tary ceme­tery, graves of John F. Kennedy, William Taft, war heroes

Two Boe­ing 767s crashed into World Trade Cen­ter