Delaware -

Northern Delaware Region

Dover

First State National Historical Park (Dover Green & Court House) (Historical/National Park) -Site where Delaware first ratified the Constitution with colonial courthouse, historic village green, and exhibits.
John Dickinson Plantation (Historical)- Home of the “Penman of the Revolution” with period gardens and interpretive exhibits.
Air Mobility Command Museum (Historical/Natural) – Aviation museum near Dover AFB featuring vintage aircraft and interactive displays.

Wilmington

Brandywine Creek State Park (Natural) – Scenic river park with trails for hiking, biking, and paddling.
Hagley Museum & Library (Historical/Natural) – Historic DuPont gunpowder mills, restored industrial buildings, and gardens.
Nemours Estate (Historical/Natural) – French‑château mansion with formal gardens and vintage automobiles.
Winterthur Museum & Gardens (Historical/Natural) – Decorative arts museum set on a 1,000‑acre estate with woodlands and galleries.
Mt. Cuba Center (Hockessin) (Natural) – Botanical garden showcasing native wildflowers and peaceful woodland trails.

New Castle / Lewes Area

First State National Historical Park (New Castle Court House & Green) (Historical/National Park) – Colonial courthouse, riverside Green, Immanuel Episcopal Church, and preserved streets.
Ryves Holt House (Lewes) (Historical) – Dating to 1665, Delaware’s oldest dwelling, part of First State Park network.
Zwaanendael Museum (Lewes) (Historical/Quirky) – Dutch-style museum with maritime heritage exhibits and quirky mermaid statue.
Cape Henlopen State Park (near Lewes) (Natural) – Beaches, dunes, nature trails, salt marshes, fishing piers, and birdwatching.

Rehoboth Beach / Dewey Beach Area

Delaware Seashore State Park (Natural) – Six miles of Atlantic and bay shoreline, dunes, walking trails, fishing, and surfing.
Rehoboth Beach Boardwalk (Natural/Quirky) – Classic beachfront amusement area with rides, games, and saltwater taffy.
DiscoverSea Shipwreck Museum (Fenwick Island) (Quirky/Historical) – Eclectic collection of nautical oddities including shipwreck artifacts and mermaids.

Bethany Beach / Fenwick Island

Fenwick Island Lighthouse (Historical/Natural) – Brick Gothic-style lighthouse built in 1858; small museum at its base.

Smyrna / Milford / Kent County

Biggs Museum of American Art (Dover) (Historical/Natural) – Regional art museum housed in elegant historic building near the Green.
Delaware Agricultural Museum & Village (Dover) (Historical) – Living-history site depicting farming heritage with restored buildings and exhibits.
Smyrna Museum (Historical) – Local heritage museum showcasing 19th-century Smyrna life.

Glasgow / Newark Area

White Clay Creek Preserve / Woodlawn Trustees Lands (Natural) – Rolling Piedmont hills, forested trails, quarry ruins, and preserved landscapes.
Iron Hill Park (Natural) – Wooded trails set among historic quarry pits and scenic overlooks.

Sussex County Inland

Great Cypress Swamp (Natural) – One of the largest forested wetlands in Delaware, teeming with wildlife.
Trap Pond State Park (near Laurel) (Natural) – Cypress swamp park with boating, kayaking, and bald cypress trees.