NEW ORLEANS (AP) _ The New Orleans Jazz and Heritage Festival has unveiled its much-anticipated cubes.

The easy-to-read, cube-format schedule released Tuesday contains performance times and stages for the seven days of Jazz Fest. The cubes help festivalgoers navigate from stage to stage at the Fair Grounds Race Course & Slots.

The New Orleans Advocate reports (http://bit.ly/1hmTFUJ) the festival also revealed the 45th anniversary Jazz Fest poster, created by Terrance Osborne, depicting the Preservation Hall Jazz Band, which celebrated its 50th anniversary last year with a world tour and release of its first album of all-original material.

The Congo Square poster, by Richard Thomas, presents four images of classic R&B singer Ernie K-Doe, whose song “Mother-In-Law” reached No. 1 in 1961.

Performers include Bruce Springsteen, in his third appearance, and rock star Eric Clapton in his Jazz Fest debut. Also appearing are Robin Thicke, Christina Aguilera, Phish, Arcade Fire and former Led Zeppelin vocalist Robert Plant in his third Jazz Fest appearance.

The festival’s classic-rock lineup is especially heavy this year. In addition to British stars Plant and Clapton, returning American stars Santana and former Creedence Clearwater Revival front man John Fogerty are on the bill.

Advanced single-day tickets for Jazz Fest are $55. Gate price tickets are $70. Children’s tickets (ages 2-10) are $5, available at the gate only.

Single-day tickets to Jazz Fest are on sale by specific weekend with each ticket valid for a single day’s attendance.

 Tickets are available at www.nojazzfest.comwww.ticketmaster.com, at all Ticketmaster outlets and by calling (800) 745-3000.