Lyndon Baines Johnson Library and Museum

Start outside, on the wide plaza. Under your feet, the paving runs flat and open, and the Texas sun bounces off pale stone. Ahead of you rises a great windowless block of cream-coloured travertine, a porous limestone with tiny pits in its surface. The walls have almost no openings at all. It looks less like a museum and more like a vault, and that impression is deliberate. This is the Lyndon Baines Johnson Library and Museum, on the campus of the University of Texas at Austin.

The building was designed by Gordon Bunshaft, a leading architect at the firm Skidmore, Owings and Merrill. Bunshaft was known for bold, modern forms with very little decoration. Here he gave Johnson a monument that matches the man's reputation — large, direct, and hard to ignore. Notice how the top floors seem to project slightly outward over the lower walls. The heavy mass sits high, which makes the whole structure feel even more solid. Many visitors find it austere at first. Give it a few minutes.

The library was dedicated in May 1971, while Johnson was still alive and living on his ranch in the Texas Hill Country. That timing is unusual. Johnson could walk these halls, greet visitors, and shape how his own story was told. He died less than two years later, in January 1973. So this building is, in part, a final project of a president who cared deeply about how history would judge him.

Now step inside, into the Great Hall. Look up. This is the moment most people remember. Behind a tall wall of glass, rows of red archival boxes climb several floors. Each box carries a small gold presidential seal. The effect is warm, almost glowing, and very orderly. These are not decoration. They hold real documents from the Johnson years, and archivists work with this collection behind the scenes.

Here is a detail many visitors miss. The red boxes you see are only a small part of the whole archive. The library holds tens of millions of pages of papers from Johnson's long career — as a congressman, a senator, vice president, and president. The glass wall is a window into that scale. Bunshaft wanted visitors to understand, in one glance, that a presidency is built on paper: letters, memos, drafts, and decisions.

The library is part of the presidential library system run by the National Archives of the United States. In that system, each modern president has a library that preserves his records and opens them to researchers. Johnson's was the first of these libraries placed on a university campus. Its neighbour is the Lyndon B. Johnson School of Public Affairs, which trains students for careers in government. The idea was simple. The past and the next generation of public servants would share the same ground.

The museum floors tell the story of Johnson's life. He grew up in the Texas Hill Country, west of Austin, in a place with poor soil and hard years. He worked as a schoolteacher in a small town near the Mexican border, teaching children from poor Mexican American families. Johnson often spoke later about that experience. He said it showed him what poverty does to people. Keep that in mind as you move through the exhibits — it returns again and again.

Johnson became president suddenly, in November 1963, after the assassination of John F. Kennedy in Dallas. The exhibits treat that day with care. Within the next two years, Johnson pushed through some of the most important laws in American history. The Civil Rights Act of 1964 banned discrimination in public places and in employment. The Voting Rights Act of 1965 attacked the barriers that kept Black Americans from voting. Medicare and Medicaid, health programmes for older and poorer Americans, also date from 1965.

Johnson called his programme the Great Society. The phrase covered civil rights, health care, education, and a war on poverty. But the museum does not tell only a story of success. It also gives serious space to the Vietnam War, which grew dramatically under Johnson and divided the country. Protest, loss, and doubt are part of this building too. Many visitors leave thinking about how one presidency can contain both great achievements and deep failures.

One of the most striking things here is sound. Johnson recorded many of his telephone calls in the White House. Some of those recordings are available for visitors to hear. Listen for his voice — a slow Texas drawl that can turn charming, then forceful, then pleading, all in one call. You can hear how he persuaded, flattered, and pressured members of Congress. It is a rare chance to hear power working in real time.

Higher in the building, look for a reproduction of the Oval Office as it appeared during Johnson's presidency. It is built at a slightly reduced scale, a little smaller than the real room in Washington. Look at the desk, the chairs, the bank of televisions Johnson used to watch several news broadcasts at once. He wanted to know what every network was saying. Nearby, the museum also honours Lady Bird Johnson, his wife, who championed the beauty of the American landscape and wildflowers.

Families often stop at a lighter exhibit — a life-sized animated figure of Johnson telling stories and jokes. It surprises many people. Johnson was a famous storyteller, and the figure captures some of his humour. It is a reminder that he was not only a politician of laws and votes. He was also a performer who knew how to hold a room. In 2014, this building hosted a civil rights summit attended by four living presidents, marking fifty years since the Civil Rights Act.

When you leave, walk back out onto the plaza. Turn and look at the travertine walls again. Now that you know what is inside — the red boxes, the voices on the tapes, the hard choices — the blank stone may look different. It is a container for memory. Behind it, students cross the campus, and the city of Austin goes about its day.

Take one more moment here. Feel the open space around you and the heat rising from the stone. This building asks a quiet question of everyone who visits. What does a government owe its people? Johnson had his answers, and the country is still arguing about them. As you walk away, you carry that question with you, into a city that is still very much a seat of government.