This event has ended. It's kept on the site as an archive, the details below describe how it ran. See What's On for what's coming up.
The Blue Shimmer: a Magnificent Butterfly Phenomenon
Join Tim Squire, South Downs Ranger and butterfly enthusiast, to learn about the species that depend on the area's chalk grassland, followed by a guided walk to spot and identify them. Booking required.
When & Where
Monday, 20 July 2026
10:00 - 12:30
Seven Sisters Country Park Visitor Centre
Seaford Road, Exceat, Seaford, East Sussex
BN25 4AD
GBP 10, booking required
More Nature & Outdoors events
Seven Sisters Sunset Cruise
An evening RIB cruise along the Sussex coast to view the Seven Sisters cliffs as the sky fills with sunset colours. Departure times vary through the summer to track the changing sunset. Runs 1 hour, up to 11 passengers, all ages, with wildlife more active at dusk (seals, porpoise, seabirds).
Seven Sisters Boat Tour - Newhaven
A 90 minute cruise from Newhaven Marina along the Sussex coast past Tide Mills, Seaford Bay, Splash Point, Hope Gap and Cuckmere Haven to the Seven Sisters cliffs, with tales of the area's smuggling past and wildlife spotting for seals, porpoises and seabirds. Weather permitting, passengers can swim beneath the cliffs. Up to 11 passengers on a luxury Italian RIB, ages 2 and up, bookable daily through 11 October.
Seven Sisters Sunset Cruise
A relaxing one hour evening cruise from Newhaven Marina past Seaford Bay to the Seven Sisters cliffs at sunset. Keep an eye out for seals, porpoise and seabirds, often more active in the evening light, and feel free to bring a drink aboard. Runs on Friday and Saturday evenings through the season, with the departure time tracking sunset (8pm in July, moving to 6pm by late September). Up to 11 passengers, all ages. Booking essential.