Two events of high promise that require tickets are scheduled today.

The festival offers 70 concerts, five of which require tickets.

Free, but some events require tickets, which are available at the museum 30 minutes to one hour before the event.

Most of the events will require tickets, she said.

Some events require tickets, which are available at the museum one hour before the event.

All concerts are free but require tickets; see page 23 for ticket information.

Some events require tickets; lines form 30 minutes before the event.

Most programs require separate tickets, in addition to general admission ($35 for three days).

Lectures are free of charge and do not require tickets or reservations.

Attendance to all three parts is free, but requires tickets.