Tickets for 1-Hour Vistula River Night Cruise

What do these tickets include? <svg class="Icon " width="16" height="16" focusable="false" style="transform: rotate(90deg)" aria-hidden=true >

Are there special discounts for different age groups/students or teachers? <svg class="Icon " width="16" height="16" focusable="false" style="transform: rotate(90deg)" aria-hidden=true >

What payment methods does Tiqets support? <svg class="Icon " width="16" height="16" focusable="false" style="transform: rotate(90deg)" aria-hidden=true >

Do I have to print these tickets? <svg class="Icon " width="16" height="16" focusable="false" style="transform: rotate(90deg)" aria-hidden=true >